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The following links will transport within a large table which contains a list of the Joint Colloquium speakers between 1995 and present. Dates with an asterisk are special colloquia. |
| Year | Date | Speaker | Institution | Title of Talk |
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| 1995 | Jan. 19 | Dr. Michael Fall | Space Telescope Science Institute | Consequences of Dust in Galaxies at High Redshift |
| 1995 | Jan. 26 | Dr. Evan Skillman | University of Minnesota | Primordial Helium: Big Bang Model Constraint or Consistency Check? |
| 1995* | May 30 | Dr. H. C. Arp | Max Planck Institute for Astrophysics | New X-ray Observations of Galaxy-Quasar Associations |
| 1995* | August 5 | Dr. Guenther Hasinger | Director, Astronomisches Institut Potsdam | News About the X-ray Background |
| 1995 | Sept. 7 | Dr. Chris Sweden | University of Texas | A Rosetta Stone for r-Process Nucleosynthesis |
| 1995 | Sept. 14 | Dr. Puragra Guhathakurta | University of California, Santa Cruz | Great Balls of Stars: Studying the Density Distribution and Stellar Populations in the Centers of Globular Clusters with HST |
| 1995 | Sept. 21 | Dr. Mark Dickinson | Space Telescope Science Institute | Galaxy Clusters and Cluster Galaxies at Z~1 |
| 1995 | Sept. 28 | Dr. Mario Mateo | University of Michigan | The Surprising Sagittarius Dwarf Spheroidal Galaxy |
| 1995 | October 5 | Dr. Gary Hill | University of Texas at Austin | Infrared Tests of AGN Unification Theories |
| 1995 | October 12 | Dr. John Norris | Mount Stromlo/ Siding Spring Observatories | The Enrichment of Omega Centauri |
| 1995 | October 19 | Dr. Don Terndrup | Ohio State University | Abundances and Kinematics of Bulge Stars: Where is the Bar? |
| 1995 | October 26 | Dr. Christoph Keller | National Solar Observatory | Weak Magnetic Fields in the Solar Photosphere |
| 1995 | Nov. 2 | Dr. Jacqueline Van Gorkom | Columbia University | The Evolution of Galaxies in Different Environments |
| 1995 | Nov. 9 | Dr. Guy Worthey | University of Michigan | The Chemical Abundance Pattern in OTHER Galaxies |
| 1995 | Nov. 16 | Dr. Alex Filippenko | University of California/ Berkeley | A Search for Low-Luminosity Active Nuclei in Nuclei in Nearby Galaxies |
| 1995 | Nov. 30 | Dr. Wal Sargent | California Institute of Technology | QSO Absorption Lines and the Evolution of Heavy Elements |
| 1995 | Dec. 7 | Dr. Arjun Dey | NOAO/ Kitt Peak National Observatory | Distant Radio Galaxies: The View from HST and Keck |
| 1995 | Feb. 2 | Dr. Tad Pryor | Rutgers University/ Steward Observatory | Testing Models of the Globular Cluster Dynamical Evolution Using Fabry-Perot Velocities |
| 1995 | Feb. 9 | Dr. Matthew Colless | Australian National Observatory | Redshift Surveys and Galaxy Evolution |
| 1995 | Feb. 16 | Dr. Richard Tweedy | Steward Observatory | Ancient Planetary Nebulae: How Else Are You Going to Probe the Diffuse ISM? |
| 1995 | Feb. 23 | Dr. Marc Kutner | Rensselaer Polytechnic Institute | Molecular Clouds in the LMC: How Does Environment Affect Star Formation? |
| 1995 | March 2 | Dr. Icko Iben | University of Illinois | Low Mass X-Ray Binaries and Millisecond Pulsars |
| 1995 | March 9 | Dr. Tony Marston | Drake University | Multiple Rings and Wolf-Rayet Evolution |
| 1995 | March 23 | Dr. Chris Impey | Steward Observatory | The True Population of Galaxies |
| 1995 | March 30 | Dr. David Burstein | Arizona State University | Towards Understanding the Physical Properties of Stellar Systems |
| 1995 | April 6 | Dr. John Stocke | University of Colorado | The Local Lyman Alpha Forest: Association with Galaxies Superclusters and Voids |
| 1995 | April 13 | Dr. Ted von Hippel | University of Wisconsin/WIYN | White Dwarfs in Open Clusters: The Age of the Galaxy |
| 1995 | April 20 | Dr. Julianne Dalcanton | The Observatories of CIW (Carnegie) | Teeming Masses of Low Surface Brightness Galaxies |
| 1995 | April 27 | Dr. Stu Bowyer | Center for EUV Astrophysics/ University of California, Berkeley | Recent Results from the Extreme Ultraviolet Explorer (EUVE) |
| 1995 | May 4 | Dr. Neill Reid | California Institute of Technology | White Dwarf Masses and Redshifts Revisited |
| 1995 | Jan. 11 | Dr. Jeff Hester | Arizona State University | Nebular Microbiology with the Hubble Space Telescope |
| 1996 | Jan. 18 | Dr. Ken Sembach | Massachusetts Institute of Technology | The Ionization and Elemental Abundances of Galactic Halo Gas |
| 1996 | Jan. 25 | Dr. David Sprayberry | Groningen | What's Really Out There? Searching for Hidden Galaxies |
| 1996 | Feb. 1 | Dr. Margaret Hanson | Steward Observatory | Near-Infrared Spectroscopy of Massive Stars |
| 1996 | Feb. 8 | Dr. Doug Rabin | NOAO/NSO | "Mysteries of the Solar Comosphere" |
| 1996 | Feb. 15 | Dr. Joan Najita | Center for Astrophysics | "The Exciting Lives of Young Stars: Origin of Winds and Studies of Protoplanetary Disks" |
| 1996 | Feb. 22 | Dr. Julio Navarrro | Steward Observatory | "A Universal Density Profile from Hierarhical Clustering" |
| 1996* | March 5 | Dr. Matthias Steinmetz | Max Planck Institute fur Astrophysik and University of California, Berkeley | "Stimulating Galaxy Formation: Progress Failures and Prospects" |
| 1996 | March 7 | Dr. Neal Katz | University of Washington | "Simulating Quasar Absorption Lines to Test Cosmological Models" |
| 1996* | March 12 | Dr. Bill Latter | NASA/ Ames Research Center | "Photon-Domination of Circumstellar Gas in the Early and Late Stages of Stellar Evolution" |
| 1996 | March 14 | Dr. Emma Bakes | Vassar College | "Carbonaceous Grains: The Key to Interstellar Chemistry and Thermodynamics" |
| 1996* | March 19 | Dr. William Langer | Jet Propulsion Laboratory | " What Chemistry Tells Us About Protostar Formation" |
| 1996* | March 20 | Dr. David Wilner | Center for Astrophysics, Harvard College Observatory | "Close Encounters with Protostars: High Resolution Millimeter-wave Imaging" |
| 1996 | March 21 | Dr. Jordi Miralda-Escude | Institute for Advanced Study | "Substructure in Dark Matter Halos" |
| 1996 | March 28 | Dr. Dante Minniti | IGPP/ Livermore | "The Formation of the Galactic Bulge" |
| 1996* | March 29 | Dr. Stephen Charnley | University of California, Berkeley | "Astrochemistry of Star-Forming Regions" |
| 1996* | April 2 | Dr. Shudong Zhou | University of Illinois | Searching for Protostars: The Holy Grail of Star Formation |
| 1996* | April 3 | Dr. Lucy Ziurys | Arizona State University | Millimeter-Wave Studies of Interstellar Refractory Molecules: From the Laboratory to Evolved Stars |
| 1996 | April 4 | Dr. Geoff Marcy | San Francisco State University | Planets Around Solar-Type Stars |
| 1996* | April 10 | Dr. Sarah Church | California Institute of Technology | "Probing Omega with Small Scale Measurements of the Cosmic Background Radiation" |
| 1996 | April 11 | Dr. Al Cameron | Harvard-Smithsonian (CfA) | Extinct Radioactivity Time Constraints on Star Formation |
| 1996 | April 18 | Dr. Mauro Giavalisco | Carnegie | Star-Forming Galaxies at Redshifts Z>3 |
| 1996* | April 23 | Dr. Bob Williams | Director, Space Telescope Science Institute | "Research on the Hubble Deep Field" |
| 1996** | April 24 | Dr. Uli Heber | University of Erlangen-Bamberg, Germany | "Apparently Normal O and B Stars in the Halo of our Galaxy" |
| 1996 | April 25 | Dr. Richard McCray | University of Colorado/JILA | The Impact of SN1987A with its Circumstellar Ring |
| 1996 | Sept. 5 | Dr. Ken Mighell | National Optical Astronomy Observatories | The Star Formation Histories of the Local Group Dwarf Spheroidal Galaxies |
| 1996 | Sept. 12 | Dr. Lynne Hillenbrand | University of California, Berkeley | The Structure and Stellar Population of the Orion Nebula Cluster: Understanding the Origin of the Stellar Mass Function |
| 1996 | Sept. 19 | Dr. Brian Chaboyer | Steward Observatory | Ages of Globular Clusters |
| 1996 | Sept. 26 | Dr. Lori Lubin | Carnegie Observatories | High Redshift Clusters of Galaxies: The Palomar Distant Cluster Survey |
| 1996 | October 3 | Dr. Marten van Kerkwijk | California Institute of Technology | "Unique White Dwarfs Accompanying Recycled Pulsars" |
| 1996 | October 10 | Dr. George Helou | IPAC | "Early Results from ISO: Galaxies, etc." |
| 1996 | October 17 | Dr. Tony Tyson | AT&T Bell Laboratories | "Unlensing the Sky: Exploration of Dark Matter Clumping" |
| 1996 | October 24 | Dr. Hal Weaver | Applied Research Corporation | "The Impact of Comet D/Shoemaker Levy 9 with Jupiter" |
| 1996 | October 31 | Dr. Jim Liebert | Steward Observatory | "Binary White Dwarfs and Type 1a Supernovae" |
| 1996 | Nov. 7 | Mr. Mario Hamuy | Steward Observatory | "Near-Field Cosmology Results from Type 1a Supernovae" |
| 1996 | Nov. 14 | Dr. David J. Helfand | Columbia University | "First Scientific Results from First Survey" |
| 1996 | Nov. 21 | Dr. Susanne Aalto-Bergman | California Institute of Technology | "Properties and Dynamics of the Cold Gas in Merging and Interacting Galaxies" |
| 1996 | Dec. 5 | Dr. John Mulchaey | The Observatories of the Carnegie Institution of Washington | "New Insights Into Groups of Galaxies" |
| 1997 | Jan. 16 | Dr. Eugene Capriotti | Michigan State University | "Evaporation, Disruption and Orbital Decay of Globular Clusters in a Galactic Halo" |
| 1997 | Jan. 23 | Dr. Paul F. Goldsmith | Cornell University | "The Arecibo Upgrade-Status and Scientific Possibilities" |
| 1997 | Jan. 30 | Dr. Peter Conti | University of Colorado | "Hot Stars, Starburst Galaxies and the Hubble Deep Field" |
| 1997 | Feb. 6 | Dr. Arthur Davidsen | Johns Hopkins University | "Where the Baryons Are: Evolution of the Intergalactic Medium" |
| 1997 | Feb. 13 | Dr. Crystal Martin | Space Telescope Science Institute | "The Impact of Star-Formation on the Interstellar Medium in Dwarf Galaxies" |
| 1997 | Feb. 27 | Dr. Lisa Storrie-Lombardi | Carnegie Observatories | "High Redshift Neutral Gas: The Interface Between Cosmology and Astrophysics" |
| 1997 | March 6 | Dr. Thomas Greene | IFA, Hawaii | "Near-IR Spectroscopy and the Evolutionary Status of Very Young Stars" |
| 1997 | March 13 | Dr. James Larkin | University of Chicago | "The Chicago Adaptive Optics System and Prospects for High Resolution Imaging" |
| 1997* | March 18 | Dr. Andrew McWilliam | Carnegie Observatories | "Metal-Poor Stars and Chemical Evolution" |
| 1997 | March 20 | Dr. Abhijit Saha | Space Telescope Science Institute | "Cepheid Calibration of the Peak Absolute Magnitudes of type Ia Supernovae" |
| 1997 | April 3 | Dr. Lincoln Greenhill | Harvard-Smithsonian Center for Astrophysics | "Hot Water in AGV-Masers, Accretion Disks, and Jets" |
| 1997 | April 10 | Dr. Paul Scowen | Arizona State University | "Recent Results on the Dynamic Nature of the Crab Nebula as Seen with the HST" |
| 1997 | April 17 | Dr. Chris Tinney | Anglo-Australian Observatory | "Departments at the Bottom of the Main Sequence" |
| 1997 | April 24 | Dr. Richard Gott | Princeton University | "Time Travel and General Relativity" |
| 1997 | April 28 | Dr. Chris Impey | Steward Observatory | "Things They Don't Teach in Grad School" |
| 1997 | Sept. 4 | Dr. Jeff Valenti | Kitt Peak National Observatory | "Magnetic Fields on Fully Convective Stars" |
| 1997 | Sept. 11 | Dr. Dany Vanbeveren | Vrje Universiteit Brussel | "Massive Star Population Number Synthesis Including the Effect of Binaries" |
| 1997 | Sept. 18 | Dr. Richard Green | National Optical Astronomy Observatories | "From the Interstellar Medium to Massive Black Hole: First Results from STIS" |
| 1997 | Sept. 25 | Dr. Ken Freeman | Mount Stromlo | "Kinematics of the Outer Regions of Early-Type Galaxies from Planetary Nebulae" |
| 1997 | October 2 | Dr. Richard Wade | Pennsylvania State University | "Accretion in Cataclysmic Binary Stars: No Such Thing as a Steady-State Disk?" |
| 1997 | October 9 | Dr. Pat Seitzer | University of Michigan | "The M31 Globular Cluster System" |
| 1997 | October 16 | Dr. Tamara Helfer | National Radio Astronomy Observatory - Tucson | "Dense Molecular Gas in the Milky Way and Other Disk Galaxies" |
| 1997 | October 23 | Dr. Brian Schmidt | Mount Stromlo | ?"Measuring Cosmic Deceleration and the Global Geometry of the Universe with Type Ia Supernovae" |
| 1997 | October 30 | Dr. Dean Hines | First Science With Nicmos: (All Steward Observatory) | "Bigfoot Stomps on the EGG: NICMOS Early Release Observations of CRL2688" |
| 1997 | October 30 | Dr. Hua Chen | "Proplyds" | |
| 1997 | October 30 | Dr. Susan Stolovy | "Violent Outflows in Orion: 2-Micron Continuum and H2 Observations of OMC-1" | |
| 1997 | October 30 | Dr. Varsha Kulkarni | "IC5063" | |
| 1997 | Nov. 6 | Dr. Jon Holtzman | New Mexico State | "Counting Faint Stars in the LMC and Other Nearby Systems: What Can We Learn About the IMF and Star Formation Histories?" |
| 1997 | Nov. 13 | Dr. Claus Leitherer | Space Telescope Science Institute | "Starburst Galaxies in the Ultraviolet" |
| 1997 | Nov. 20 | Dr. Jane Luu | Harvard University | "Comets and Their Origin" |
| *1997 | Nov. 24 | Dr. Stuart Pottasch | Kapteyn Astronomical Institute - Groningen (The Netherlands) | "On Distances to Planetary Nebulae After Hipparcos" |
| 1997 | Dec. 4 | Dr. Michael Rauch | California Institute of Technology | "Sense & Sensitivity: Some Recent Progress with QSO Absorption Lines" |
| 1998 | Jan. 29 | Dr. Roger Davies | University of Durham - United Kingdom | "The Star Formation History of Early Type Galaxies" |
| 1998 | Feb. 5 | Dr. Ray Carlberg | Carnegie Observatories | "Omega_M from the CNOC Cluster Redshift Survey" |
| 1998 | Feb. 12 | Dr. Ruth Daly | Princeton University | "New Methods of Probing Evolution of Structure and Cosmological Parameters" |
| 1998 | Feb. 19 | Dr. Rachel Akeson | Radio Astronomy Lab-UC Berkeley | "Sub-arcsecond Millimeter Imaging of Circumstellar Disks" |
| 1998 | Feb. 26 | Dr. Kem F. Cook | IGGP-Lawrence Livermore National Laboratory | "Probing the Dark and Luminous Matter Distribution of the Milky Way: The Latest Results from the Macho Project's Microlensing Survey" |
| 1998 | March 5 | Dr. Michael Meyer | Steward Observatory-University of Arizona | "The Origins of Stellar Masses: Probing the IMF in Star-Forming Regions" |
| 1998 | March 26 | Dr. Leo Blitz | University of California at Berkley - Radio Astronomy Lab | "High Velocity Clouds: Building Blocks of the Local Group" |
| 1998 | April 9 | Dr. Margaret Meixner | University of Illinois-Department of Astronomy | "Planetary Nebulae Dustshells: The Fossil Records of AGB Star Mass Loss" |
| 1998 | April 16 | Dr. Rodger Thompson | Steward Observatory-University of Arizona | NICMOS Preliminary Results on HDF |
| 1998 | April 23 | Dr. John Salzer | Wesleyan University-Department of Astronomy | "First KISS - Preliminary Results from the KPNO International Spectroscopic Survey" |
| 1998 | April 30 | Dr. Howard Yee | University of Toronto | "The CNOC2 Field Galaxy Redshift Survey: The Universe at z~0.1 to 0.6" |
| 1998 | May 7 | Dr. Jeff Linsky | University of Colorado-Boulder | "The Solar Wind Not Unique: First Evidence for Solar-Like Atrospheres" |
| 1998 | August 25 | Dr. Dennis Zaritsky | University of California-Santa Cruz | "The Magellanic Clouds: A Training Sample for the Extragalactic Universe" |
| 1998 | August 27 | Dr. Anne Zabludoff | University of California-Santa Cruz | "A New Look at Poor Groups of Galaxies" |
| 1998 | Sept. 3 | Dr. Tom L. Wilson | Sub-Millimeter Telescope Observatory | "Dense Molecular Cores in Orion" |
| 1998 | August 17 | Dr. Rolf-Peter Kudritzki | University of Munich | "Hot Luminous Stars and Extragalactic Stellar Astronomy" |
| 1998 | August 24 | Dr. Roelof de Jong | Durham University | "The Space Density of Galaxies as Function of Their Luminosity Surface Brightness and Scale Size" |
| 1998 | October 1 | Dr. Kenneth Johnston | US Naval Observatory | "The Navy Prototype Interferometer" |
| 1998 | October 8 | Dr. Roc Cutri | Caltech-IPAC | ?"The Two Micron All Sky Survey (2MASS): Results from the First Year of Operations" |
| 1998 | October 15 | Dr. Charles R. Keeton | Steward Observatory | "Using Gravitational Lenses to Study Galaxies and Cosmology" |
| 1998 | October 22 | Dr. Dave Crampton | Dominion Astrophysical Observatory | "Extragalactic Astronomy with Adaptive Optics: Latest Results from CFHT" |
| 1998 | October 29 | Dr. Huan Lin | Steward Observatory | "Results from the CNOC2 Field Galaxy Redshift Survey" |
| 1998 | Nov. 5 | Dr. Eduardo Martin | University of California-Berkeley | "News From the Substellar World" |
| 1998 | Nov. 12 | Dr. Dave Meyer | Northwestern | ?"Elemental Abundances in the Diffuse Interstellar Gas" |
| 1998 | Nov. 19 | Dr. Dave Clements | Cardiff University/Institut d'Astrophysique Spatiale | "Cosmological Surveys with ISO" |
| 1998 | Dec. 3 | Dr. Don Garnett | Steward Observatory | "Element Abundance Patterns in Star Forming Galaxies" |
| 1998 | Dec. 10 | Dr. Sue Terebey | Extrasolar Research Corporation | "A Candidate Protoplanet in the Taurus Star-Forming Region?" |
| 1999 | Jan. 21 | Dr. Dean Hines | Steward Observatory | "Misdirected QSOs in the Most Luminous Infrared Galaxies" |
| 1999 | Jan. 28 | Dr. Patrick Thaddeus | Harvard University | "Large Carbon Chains in the Laboratory and in the Interstellar Gas." |
| 1999 | Feb. 4 | Dr. Rebecca Bernstein | Carnegie Observatory | "The First Measurement of the Optical Extragalactic Background Light" |
| 1999 | Feb. 11 | Dr. Ian Dell'Antonio | Kitt Peak National Observatory | "Measuring the Distribution of Mass in Galaxy Clusters via Gravitational Lensing" |
| 1999 | Feb. 18 | Dr. James Rhoads | Kitt Peak National Observatory | "Gamma Ray Burst Energetics and Environments from Afterglow Studies" |
| 1999 | Feb. 25 | Dr. Sangeeta Malhotra | Kitt Peak National Observatory | "Understanding ISM Energetics from ISO Far-Infrared Spectroscopy of Normal Galaxies" |
| 1999 | March 4 | Dr. You-Hua Chu | University of Illinois | "X-ray Views of Planetary Nebulae: Hot Stars and Hot Gas" |
| 1999 | March 11 | Dr. Andreas Eckart | Max Planck Institute-Garching (Germany) | "First Results from ALFA: The MPE/MPIA Laser Guide Star AO System" |
| 1999 | March 25 | Dr. Alyssa Goodman | Harvard Smithsonian Center for Astrophysics | "What Sculpts the Interstellar Medium?" |
| 1999 | April 1 | Dr. Michael Meyer | Steward Observatory | "The Structure & Evolution of Circumstellar Disks Around Young Stars" |
| 1999 | April 8 | Dr. Scott Trager | Carnegie Observatories | "The Timescales of Galaxy Formation: The Stellar Evidence" |
| 1999 | April 15 | Dr. Ann Boesgaard | Institute of Astronomy-University of Hawaii | "Rewriting the Chemical History of the Galaxy: Keck Results on the Evolution of Beryllium and Oxygen" |
| 1999 | April 21 | Dr. Michael Regan | Carnegie Institute of Washington | "Mass Inflow in Barred Galaxies and its Effect on the Evolution of the Nuclear Regions of Galaxies" |
| 1999 | April 29 | Dr. Marc Postmas | Space Telescope Science Institute | "A long time ago in a cluster far, far away . . ." |
| 1999 | May 6 | Dr. Robert T. Rood | Department of Astronomy-University of Virginia | "A Potpourri of HST Results Relating to Globular Clusters" |
| 1999 | August 26 | Dr. Thomas Beckert | Harvard-Smithsonian Center for Astrophysics | "The Inflow/Outflow Connection for Advection-Dominated Accretion" |
| 1999 | Sept. 2 | Dr. Shoko Sakai | National Optical Astronomy Observatories | "The Hubble Constant Key Project: Final Results" |
| 1999 | Sept. 9 | Dr. James Liebert | Steward Observatory | "Between Giant Planets and Small Stars" |
| 1999 | Sept. 16 | Dr. Art Code | Steward Observatory | "Y2K and Beyond - Astrophysics in the 21st Century" |
| 1999 | Sept. 23 | Dr. Joseph Patterson | Columbia University-Department of Astronomy | "The Last Rites of Binary Star Evolution" |
| 1999 | Sept. 30 | Dr. Rosemary Wyse | Johns Hopkins University | "Dwarf Galaxies and Hierarchical Clustering Models" |
| 1999 | October 7 | Dr. Tim Pickering | Kapteyn Astronomical Institute-Groningen (The Netherlands) | "Properties of Low Surface Brightness Galaxies" |
| 1999 | October 14 | Dr. Kevin Luhman | Harvard-Smithsonian-Center for Astrophysics | "TBA"? |
| 1999 | October 20 | Dr. Simon Lilly | University of Toronto | "Deep Sub-mm Surveys and the Hidden Phases of Galaxy Formation and Evolution" |
| 1999 | October 21 | Dr. Alex Szalay | Johns Hopkins University | "The Universe on 100 Mpc Scales" |
| 1999 | Nov. 4 | Dr. Daniel Eisenstein | Institute for Advanced Study-School of Natural Sciences | "Precision Cosmology with CMB Experiments and Large Redshift Surveys" |
| 1999 | Nov. 18 | Dr. Bohdan Paczynski | Princeton University Observatory | "Gamma Ray Bursts from the Sky" |
| 1999 | Dec. 2 | Dr. Ivan King | University of California-Berkeley | "Precision Astrometry: a New HST Gold Mine" |
| 1999 | Dec. 9 | Dr. Anthony Tyson | Bell Laboratories-Lucent Technologies | ?"Weak Lensing Direct Tests of Cosmology" |
| 2000 | Jan. 20 | Dr. Adam Stanford | Lawrence Livermore National Laboratory | "Early-type Galaxies in the HDF-N" |
| 2000 | Jan. 27 | Dr. Eric Bell | Steward Observatory | "Exploring the Star Formation Histories of Spiral Galaxies" |
| 2000 | Feb. 3 | Dr. Don Garnett | Steward Observatory | "The Pesky Recombination Line Abundance Problem in Planetary Nebulae" |
| 2000 | Feb. 10 | Dr. Michael Corbin | Steward Observatory | "Galaxies & QSOs in the NICMOS Parallel Fields" |
| 2000 | Feb. 17 | Dr. Bruce Hrivnak | Valparaiso University | "What Have We Learned from Studying Proto-Planetary Nebulae" |
| 2000 | Feb. 24 | Dr. Harold Butner | Steward Observatory-SMT | "The Submillimeter Telescope Observatory Science in Y2K" |
| 2000 | March 2 | Dr. Laird Close | Garching (Germany) | "Adaptive Optics Observations of Circumstellar Disks and Massive Exo-planet Detection Experiments" |
| 2000 | March 9 | Dr. David Koerner | U. of Pennsylvania | "Cosmic Habitability: The Origin and Character of Planetary Systems" |
| 2000 | March 23 | Dr. Joan Najita | NOAO | "From Stars to Super-planets: the Low-Mass IMF in the Young Cluster IC348" |
| 2000 | March 30 | Dr. Richard Mushotzky | Goddard Space Flight Center | "The X-Ray Background, Black Holes and Chandra" |
| 2000 | April 6 | Professor Detlev Koester | Universit�t Kiel-Institut f�r Theoretische Physik und Astropbysik | "Pulsating White Dwarfs" |
| 2000 | April 13 | Dr. Ben R. Oppenheimer | University of California, Berkeley-Department of Astronomy | "Cool Atmospheres: Recent Results in Brown & White Dwarfs" |
| 2000 | April 20 | Dr. Robert Deupree | Dynamic Experimentation-Los Alamos National Laboratory | "2-D Stellar Evolution of Rotating Stars with Hydrodynamic Convection" |
| 2000 | April 27 | Dr. Donald Brownlee | University of Washington | "Rare Earth - Why Complex Life is Uncommon in the Universe" |
| 2000 | May 3 | Dr. Richard Ellis | Cal Tech | "The Mass Assembly History of Galaxies" |
| 2000 | May 11 | Dr. Karl Gordon | Steward Observatory | "Dust & Radiative Transfer in Galaxies: Doing It Right" |
| 2000 | May 17 | Dr. Bruce A. Peterson | Mt. Stromlo and Siding Spring Observatories | "The Geometry of the Universe" |
| 2000 | Sept. 7 | Dr. Romeel Dave | Hubble Fellow-Steward Observatory | "The History of Intergalactic Baryons" |
| 2000 | Sept. 14 | Dr. Phil Massey | Kitt Peak National Observatory | "Understanding Massive Star Evolution" |
| 2000 | Sept. 21 | Dr. Dave Bennett | University of Notre Dame-Physics Department | "The Detection of Terrestrial Extra-Solar Planets via Gravitational Microlensing from Space" |
| 2000 | Sept. 28 | Dr. Michael Strauss | Princeton University | "High-Redshift Quasars, Brown Dwarfs, and Weird Objects: Recent Scientific Results from the Sloan Digital Sky Survey" |
| 2000 | October 5 | Dr. Glenn Schneider | Steward Observatory | "A Closer Look at Some Nearby Stars: Dusty Disks and Substellar Companions" |
| 2000 | October 12 | Dr. Andrew Hamilton | University of Colorado | "The Advent of Precision Cosmology" |
| 2000 | October 26 | Dr. Adolf Witt | University of Toledo | "Photoluminescence by Interstellar Nanoparticles" |
| 2000 | Nov. 2 | Dr. Jeff Hester | Arizona State University | "The Crab Nebula: The Gift That Keeps on Giving" |
| 2000 | Nov. 9 | Dr. Robert Kirshner | Harvard-Smithsonian Center for Astrophysics | "Measuring Cosmological Parameters with Supernovae" |
| 2000 | Nov. 16 | Dr. Linda Sparke | University of Wisconsin-Madison | "Multiply Barred and Lopsided Galaxies" |
| 2000 | Dec. 14 | Dr. Hans Zinnecker | Astrophysikalisches Institut Potsdam | "The Binary Mode of Star Formation" |
| 2001 | Feb. 1 | Dr. David Soderblom | Space Telescope Science Institute | "A Look At the Ages of Low-Mass Stars: How They are Measured, and How They Are Used" |
| 2001 | Feb. 8 | Dr. Gary Hill | U. Texas at Austin | "The TEXOX Surveys: Radiosources, Clusters and Large-Scale Structure" |
| 2001 | Feb. 15 | Dr. Erica Ellingson | University of Colorado | "The Evolution of Galaxies in Rich Clusters" |
| 2001 | Feb. 22 | Dr. Roger Angel | Steward Observatory | "The 20/20 telescope: an interferometric concept for a 30 m Giant Segmente Mirror Telescope" |
| 2001 | Mar. 1 | Dr. Connie Rockossi | University of Chicago | "Looking for Globular Cluster Tidal Tails with the Sloan Digital Sky Survey" |
| 2001 | Mar. 8 | Dr. Amy Barger | U. Hawaii & U. Wisconsin at Madison | "Cosmic Census of AGN and the Growth of Supermassive Black Holes" |
| 2001 | Mar. 22 | Dr. Tim Heckman | John Hopkins University | "Starbursts and Their Winds: A Global Perspective" |
| 2001 | Apr. 12 | Dr. Mike Brown | CalTech | "The Edge of the Solar System" |
| 2001 | Apr. 19 | Dr. Ewine van Dishoeck | Leiden University in the Netherlands | "Gas and Dust in Protoplanetary Disks" |
| 2001 | Apr. 26 | Dr. Tim de Zeeuw | ||
| 2001 | Sept. 6 | Dr. Verne Smith | U. Texas at El Paso & McDonald Observatory | The Distinctive Chemical Evolution of the Globular Cluster Omega Centauri |
| 2001 | Sept. 13 | None Scheduled | ||
| 2001 | Sept. 20 | Dr. Mario Hamuy | Steward Observatory | Type II Supernovae as Distance Indicators |
| 2001 | Sept. 27 | Dr. Paul S. Smith | Steward Observatory | Red AGN Discovered by 2MASS |
| 2001 | Oct. 4 | Dr. Sylvain Veilleux | U. Maryland | Ultraluminous Infrared Galaxies and the Origin of Nuclear Activity |
| 2001 | Oct. 11 | Dr. Jill Tarter | SETI Inst | Pulling SETI Signals Out of Cosmic Noise |
| 2001 | Oct. 18 | Dr. Steve Shectman | Carnegie Obs (OCIW) | The Magellan Telescopes |
| 2001 | Oct. 25 | Dr. Jerry Kriss | STScI | Resolving the He II Lyman Alpha Forest with FUSE |
| 2001 | Nov. 1 | None (Internal Symposium) | ||
| 2001 | Nov. 8 | Dr. Neil Brandt | Penn State University | The Chandra Deep Field North Survey |
| 2001 | Nov. 15 | Dr. Abraham Loeb | Center for Astrophysics, Harvard University | The First Sources of Light and the Reionization of the Universe |
| 2001 | Nov. 22 | None (Thanksgiving) | ||
| 2001 | Nov. 29 | Dr. Betsy Barton Gillespie | Steward Observatory | Interactions and the Evolution of Galaxies |
| 2001 | Dec. 6 | None (Faculty Retreat) | ||
| 2001 | Dec. 13 | Dr. Eva Grebel | Max Planck Institute for Astronomy (MPIA) - Heidelberg, Germany | Evolutionary Histories of Dwarf Galaxies in the Local Group and Beyond. |
| 2002 | Jan. 17 | Dr. Karl Gebhardt | University of Texas (McDonald Observatory/Astronomy Dept.) | Supermassive Black Holes: Their Relation to Galaxy Evolution |
| 2002 | Jan. 24 | Dr. Guinevere Kauffmann | MPA-Garching | Bulges, Black Holes and Quasars: A Cosmological Perspective |
| 2002 | Jan. 31 | Dr. Davy Kirkpatrick | IPAC/Caltech | The Complexities of L and T Dwarfs |
| 2002 | Feb. 7 | Dr. Julio Navarro | University of Victoria | Galaxy Formation: A Test of the Small Scale Structure of Cold Dark Matter |
| 2002 | Feb. 14 | Dr. Frank van den Bosch | Max-Planck Institute for Astrophysics | Disk Galaxies and the Crises for CDM Galaxy Formation Models |
| 2002 | Feb. 21 | Dr. Xiaohui Fan | Princeton University | z~6 Quasars from the SDSS: Probing the Reionization Epoch |
| 2002 | Feb. 28 | Dr. John Monnier | Smithsonian Astrophysical Observatory | Imaging with Optical Interferometry |
| 2002 | Mar. 7 | Dr. Alan Dressler | Carnegie Observatory | CANCELLED |
| 2002 | Mar. 14 | None (Spring Break) | ||
| 2002 | Mar. 21 | None Scheduled | ||
| 2002 | Mar. 28 | None Scheduled | ||
| 2002 | Apr. 4 | Dr. Chris Fryer | Los Alamos National Laboratories | Black-Hole Accretion Disk Engines for Gamma-Ray Bursts |
| 2002 | Apr. 11 | None (Gillett Symposium) | ||
| 2002 | Apr. 18 | Dr. Brian McNamara | Ohio University | Cluster Cooling Flows in the Chandra Era |
| 2002 | Apr. 25 | Dr. Aaron Evans | SUNY | Molecular Gas and the Host Galaxies of Infrared Excess Quasi-Stellar Objects |
| 2002 | May 2 | Dr. Robert A. Benjamin | Univ. of Wisconsin,Madison | Galactic Rotation Curves: Adding the Third Dimension |
| 2002 | May 9 | Dr. Michael Zeilik | University of New Mexico | Active Learning, Assessment, and Achievement in Astronomy: Transforming the Classroom Environment |
| 2002 | May 16 | Ms. Ilona K. S�chting | University of Central Lancashire | The Relation of Quasars to Galaxy Clusters and Superclusters |
| 2002 | Aug. 27 | Dr. Patrick Hall | University Catolica/Princeton | BAL Quasars in the Sloan Digital Sky Survey |
| 2002 | Aug. 29 | Dr. Harald Ebeling | University of Hawaii | MACS - the most massive clusters of galaxies in the Universe |
| 2002 | Sep. 05 | Dr. Wolfgang Duschl | University of Heidelberg | The formation and feeding of the most massive black holes in the young Universe |
| 2002 | Sep. 12 | Dr. Pierre Cox | Institut d'Astrophysique Spatiale, Orsay, France | Dust and CO Emission from high z Quasars |
| 2002 | Sep. 19 | General Simon "Pete" Worden | Peterson Airforce Base Colorado Springs, Colorado | Planetary Defense |
| 2002 | Sep. 26 | Dr. Neill Reid | Telescope Science Institute | How unusual are stars with planets |
| 2002 | Oct. 10 | Dr. Jon Morse | Joint Colloquium Series | |
| 2002 | Oct. 24 | Dr. Martin Lo | JPL | "Hitchhiking the Planetary Superhighway" |
| 2002 | Oct. 31 | Dr. Geoff Marcy | University of California, Berkeley | The Nature of Planetary Systems |
| 2002 | Nov. 07 | Dr. Mike Gladders | The Observatories of the Carnegie Insitution of Washington | The Red-Sequence Cluster Survey |
| 2002 | Nov. 14 | Dr. Harry Shipman | University of Delaware | Astronomy Education Research... |
| 2002 | Nov. 21 | Dr. Mike Dopita | The Australian National University | The Dynamical Evolution of Narrow Line Regions in Active Galaxies |
| 2002 | Dec. 05 | Dr. Holland Ford | The John Hopkins University | The Advanced Camera for Surveys: On-Orbit Performance, and New Results |
| 2002 | Dec. 12 | Dr. William G. Tifft | The University of Arizona | Redshift Periodicities. The Galaxy-Quasar Connection |
| 2003 | Jan. 16 | Dr. Andrea Ghez | University of California at Los Angeles, Department of Physics and Astronomy | "The Galactic Center: New Results" |
| 2003 | Jan. 23 | Dr. Xander Tielens | The Kapteyn Institute, Department of Astronomy | Interstellar PAHs, MAH and grandPAH: A Family History |
| 2003 | Jan. 30 | Dr. Adam J. Burgasser | University of California at Los Angeles | "EXTREME! L and T dwarfs" |
| 2003 | Feb. 06 | Dr. Bob Nichol | Carnegie Mellon University | "Galaxy Evolution in the Sloan Digital Sky Survey" |
| 2003 | Feb. 13 | Dr. Patrick Hall | Pontificia Universidad Catolica de Chile | "Red Quasars" |
| 2003 | Feb. 26 | Dr. Mark Dickinson | Space Telescope Science Institute | Observing the Assembly of Galaxies |
| 2003 | Feb. 27 | Dr. Eva Schinnerer | National Radio Astronomy Observatory | "Gas Dynamics in the Central Kiloparsec: Fueling the Nucleus" |
| 2003 | Mar. 06 | Dr. Lisa Kewley | Harvard-Smithsonian Center for Astrophysics | "The H-alpha and Infrared Star Formation Rates for the Nearby Field Galaxy Survey." |
| 2003 | Mar. 13 | Dr. Crystal L. Martin | University of California, Santa Barbara | "From Stars to the Intergalactic Medium - The Role of Galactic Winds in Enrichment and Ionization" |
| 2003 | Apr. 03 | Dr. Rita Sambruna | George Mason University, Physics and Astronomy | "The X-ray View of Radio-Loud Active Galaxies" |
| 2003 | Apr. 10 | Dr. Charles C. Steidel | California Institute of Technology, Department of Astronomy | "Baryonic Structure in the High Redshift Universe" |
| 2003 | Apr. 17 | Dr. Jason Glenn | University of Colorado | "Probing the High-Redshift Universe with Millimeter-Wave Surveys for Galaxies and Clusters" |
| 2003 | May 01 | Dr. Henny J.G.L.M. Lamers | University of Utrecht, Astronomical Institute | "The Formation and Destruction of Star Clusters in (interacting) Galaxies" |
| 2003 | May 05 | Professor Mark Swain | Jet Propulsion Laboratory | The Antarctic Planet Interferometer |
| 2003 | Sep. 11 | Dr. John Bahcall | Institute for Advanced Study | Solar Neutrinos: An Overview |
| 2003 | Sep. 18 | Dr. Roc Cutri | California Institute of Technology, IPAC | "The 2MASS All-Sky Data Release" |
| 2003 | Sep. 25 | Dr. David Hogg | Department of Physics, New York University | "150,000 Galaxies and Their Environments" |
| 2003 | Oct. 02 | Dr. Kathryn A. Flanagan | MIT Center for Space Research | "A High-Resolution X-Ray Spectrum of SNR E0102-72: X-Ray Astronomy from Your Armchair" |
| 2003 | Oct. 09 | Dr. Renyue Cen | Princeton University Observatory, Department of Astrophysics | "Reionization of the Universe" |
| 2003 | Oct. 16 | Dr. E. Philip Krider | The University of Arizona, Department of Atmospheric Sciences, Institute of Atmospheric Physics | "Current Topics in Lightning Research" |
| 2003 | Oct. 23 | Dr. Edward A. (Ted) Baltz | KIPAC, Stanford University | "Microlensing Probes of the Dark Universe" |
| 2003 | Oct. 30 | Dr. Marcin Sawicki | Herzberg Institute of Astrophysics, National Research Council of Canada | "Probing for Galaxy Evolution in the Distant Universe" |
| 2003 | Nov. 06 | Dr. Thomas Henning | Max-Planck-Institut für Astronomie | "Formation and Early Evolution of Massive Stars" |
| 2003 | Nov. 13 | Dr. Sandra Faber | UC Observatories/Lick Observatory, University of California, Santa Cruz | "The DEIMOS Spectrograph and First Results from the DEEP2 Survey of Distant Galaxies" |
| 2003 | Nov. 20 | Dr. Gibor Basri | University of California, Berkeley, Department of Astronomy | "Baby Brown Dwarfs (Very Low Mass T Tauri Stars)" |
| 2003 | Dec. 04 | Dr. Liliya L.R. Williams | University of Minnesota, Department of Astronomy | "Weak Lensing of Point Sources: Quasars, Gamma-Ray Bursts, and Supernovae" |
| 2003 | Dec. 11 | Dr. Krzysztof Z. Stanek | Harvard-Smithsonian Center for Astrophysics | "Gamma-Ray Bursts---A Mystery Solved?" |
| 2003 | Dec. 18 | Dr. Kim-Vy H. Tran | Institute for Astronomy, ETH Hoenggerberg Campus | "Nature of E+A Galaxies in Intermediate Redshift Clusters" |
| 2004 | Jan. 15 | Dr. B.T. Draine | Department of Astrophysical Sciences, Princeton University | " What Aligns Interstellar Grains?" |
| 2004 | Jan. 29 | Dr. Matthew Lehnert | Max-Planck-Institut fuer Extraterrestrische Physik, Garching | "Lyman Break Galaxies at High Redshift" |
| 2004 | Feb. 05 | Dr. Mordecai-Mark MacLow | Department of Astrophysics, American Museum of Natural History | "The Control of Star Formation by Supersonic Turbulence" |
| 2004 | Feb. 19 | Dr. Feryal Ozel | Department of Physics, The University of Arizona | "Neutron Stars as Gravitational Lenses" |
| 2004 | Feb. 26 | Dr. Matthias Steinmetz | Astrophysikalisches Institut Potsdam | "Galactic Archeology: The Formation History of the Galaxy Revealed" |
| 2004 | Mar. 04 | Dr. Christy Tremonti | Steward Observatory, The University of Arizona | "The Origin of the Mass-Metallicity Relation: Insights from 50,000 SDSS Galaxies" |
| 2004 | Mar. 11 | Dr. Jon Fulbright | Carnegie Institutes of Washington, The Observatories | "The First Gigayear of the Galaxy" |
| 2004 | Mar. 25 | Dr. Jason Harris | Steward Observatory, The University of Arizona | "Stellar Archaeology in the Small Magellanic Cloud" |
| 2004 | Apr. 01 | Dr. Lyman Page | Department of Physics, Princeton University | "Results from WMAP and Future Directions in Studies of the CMB" |
| 2004 | Apr. 08 | Dr. George Rieke | Steward Observatory, The University of Arizona | "First Science Results from the Spitzer Telescope" |
| 2004 | Apr. 15 | Dr. Charles Dermer | U.S. Naval Research Laboratory | "Gamma Ray Bursts and the Origin of the Cosmic Rays" |
| 2004 | Apr. 22 | Dr. Peter Foukal | Heliophysics, Inc. | "Surprising New Light on Solar Luminosity Variation and Climate" |
| 2004 | Apr. 29 | Dr. Christopher D. Martin | California Institute of Technology | "The Galaxy Evolution Explorer: Results from the First Year" |
| 2004 | Sep. 06 | TBD | TBD | "TBA" |
| 2004 | Sep. 23 | Martin Elvis | Harvard-Smithsonian Center for Astrophysics | Quasar Winds: the 4th Element |
| 2004 | Sep. 30 | Franklin Chang-Diaz | NASA Astronaut & Director of the Advanced Space Propulsion Laboratory at the Johnson Space Center | "The Challenge of Human Space Exploration" |
| 2004 | Oct. 07 | James Rhoads | Space Telescope Science Institute | "Lyman Alpha Galaxies" |
| 2004 | Oct. 14 | Dr. Steve Beckwith | Director, Space Telescope Science Institute | "First Results from the Hubble Ultra Deep Field" |
| 2004 | Oct. 21 | Tony Tyson | UC Davis | Weak Lensing Cosmology and LSST |
| 2004 | Oct. 28 | Kurtis Williams | Steward Observatory | Digging Dusky Diamonds In The Stellar Graveyard: New Results From Open Cluster White Dwarf Studies |
| 2004 | Nov. 04 | Anthony Gonzalez | University of Florida | The FLAMINGOS Extragalactic Survey: A Bird's Eye View of the Universe |
| 2004 | Nov. 18 | Joe Miller | University of California Lick Observatory | Active Galactic Nuclei, Quasi-Stellar Objects, and Galaxies: Relationships and Evolution |
| 2004 | Dec. 02 | Dr. Yasuhiro Shioya | Tohoku University | "High Redshift Lyman Alpha Emitters in the Suburu Deep Fields" |
| 2004 | Dec. 09 | Fred Baganoff | MIT | Chandra Observations of Sgr A* and Its Galactic Habitat |
| 2004 | Dec. 16 | Scott Wolk | Harvard-Smithsonian Center for Astrophysics | "Chandra Looks at Regions of Massive Star Formation" |
| 2005 | Jan. 27 | Mario Mateo | University of Michigan | "Plugging Away at Dark Matter" |
| 2005 | Feb. 03 | Dr. Dimitrios Psaltis | Physics Department, University of Arizona | "New tests of strong-field General Relativity with Black Holes and Neutron Stars" |
| 2005 | Feb. 10 | Tod Lauer | National Optical Astronomical Obervatory | "Black Holes and the Central Structure of Galaxies" |
| 2005 | Feb. 17 | Jeff Valenti | Space Telescope Science Institute | "Relationship between Stellar Metallicity and Extrasolar Planets" |
| 2005 | Feb. 24 | Dr. Gary Schmidt | Steward Observatory | "Cooking with Gauss. The designer kitchen of magnetic funnels and siphons in close binary systems." |
| 2005 | Mar. 10 | Inese Ivans | Caltech | "Construction of the MWG: Chemical Clues from Globular Cluster Stars" |
| 2005 | Mar. 24 | Jeff Hester | Arizona State University | "Understanding our Origins: Low Mass Star Formation in H II Region Environments" |
| 2005 | Mar. 31 | Megan Donahue | Michigan State University | Are Cluster "Cooling Flows" Heated by Active Galactic Nuclei? |
| 2005 | Apr. 14 | Steve Strom and Sidney Wolff | National Optical Astronomy Observatory | "Stellar Rotation: A Probe of Star Formation Modes and Initial Conditions?" |
| 2005 | Apr. 21 | Robert Kennicutt and J.D. Smith | Steward Observatory | "Nearby Galaxies as Revealed by the Spitzer Space Telescope" |
| 2005 | Apr. 28 | Yancy Shirley | National Radio Astronomy Observatory | "Tracing the Mass During the Deeply Embedded Stages of Low-mass and High-mass Star Formation" |
| 2005 | May 04 | Dr. Frank Shu | University of California San Diego | "TBA" |
| 2005 | May 05 | Murray Silverstone, Kate Su, & J. Serena Kim | Steward Observatory | "Worlds in Collision: New Results from Spitzer Concerning the Evolution of Debris Disks Surrounding Normal Stars" |
| 2005 | Aug. 25 | Professor John H. Black | Chalmers University & Technology, Sweden | "Crises and Challenges in Astrochemistry" |
| 2005 | Sep. 08 | Dr. Julianne Dalcanton | University of Washington | "The Early Evolution of Disk Galaxies" |
| 2005 | Sep. 15 | Dr. Jennifer Scott | NASA/GSFC/NRC | "AGN Outflows: UV and X-ray Observations of Intrinsic Absorption in Two Seyfert 1 Galaxies" |
| 2005 | Sep. 22 | Dr. Eric Becklin | UCLA and SOFIA Observatory | "SOFIA: Stratospheric Observatory for Infrared Astronomy" |
| 2005 | Sep. 29 | Dr. Benne Holwerda | Space Telescope Science Institute | "The Opacity of Spiral Galaxy Disks" |
| 2005 | Oct. 06 | Hal Levison | Southwest Research Institute- Boulder | "The Early Dynamical Evolution of the Outer Solar System: A Fairy Tale" |
| 2005 | Oct. 13 | Jason X. Prochaska | University of California Lick Observatory | "Probing the ISM of High z Galaxies with DLA and GRB's" |
| 2005 | Oct. 20 | Dr. Dave Arnett | Steward Observatory | "The Solar Neon Puzzle, or which is wrong: Helioseismology, Stellar Atmospheres, and Stellar Evolution?" |
| 2005 | Oct. 27 | Dr. Brian Schmidt | Australian National University | "The SkyMapper Telescope and Southern Sky Survey" |
| 2005 | Nov. 03 | Dr. Marla Geha | Carnegie Observatories | "Dwarf Disk Galaxies: Exploring Dynamics and Baryon Content at the Faint-end of the Luminosity Function" |
| 2005 | Nov. 10 | Dr. Luis Ho | Carnegie Observatories, Pasadena | "Black Hole Demographics from AGN Statistics" |
| 2005 | Nov. 15 | Dr. Oliver Guyon | Subaru Telescope, NAOJ | "New Prospects for Imaging Giant and Terrestrial Exoplanets" |
| 2005 | Nov. 17 | CANCELLED | CANCELLED | "COLLOQUIUM FOR 11/17/05 CANCELLED" |
| 2005 | Dec. 01 | Dr. Alison Coil | Steward Observatory- Hubble Fellow | "Galaxy Clustering Properties at z=1: Results from the DEEP2 Survey" |
| 2005 | Dec. 08 | Dr. Lynn Hillenbrand | CalTech | "Stellar Populations in Nearby Molecular Clouds and Young Clusters: Ages, Accretion, the IMF, and Incompleteness" |
| 2006 | Jan. 19 | Dr. Warren Brown | Harvard-Smithsonian Center for Astrophysics | "Hypervelocity Stars Ejected from the Galactic Center" |
| 2006 | Jan. 26 | Dr. Masami Ouchi | Hubble Fellow, Space Telescope Science Institute | "Mapping the Universe Traced by Galaxies at z=3-7" |
| 2006 | Feb. 02 | Dr. Peter Milne | Steward Observatory | "Positron Annihilation in the Galaxy: The first 33 years" |
| 2006 | Feb. 09 | Dr. Michael Cushing | Steward Observatory | "Clouds and Chemistry: Probing the Atmospheres of Ultracool Dwarfs with Spitzer" |
| 2006 | Feb. 16 | Dr. Tom Statler | Ohio University | "The Hot Interstellar Medium of Normal Elliptical Galaxies" |
| 2006 | Feb. 23 | Dr. Scott Kenyon | Harvard-Smithsonian Center for Astrophysics | "Formation and Evolution of Planets and Debris Disks" |
| 2006 | Mar. 02 | CANCELED | CANCELED | "CANCELED" |
| 2006 | Mar. 09 | Dr. Mike Brown | California Institute of Technology | "The 10th Planet (and friends)" |
| 2006 | Mar. 23 | Dr. Faith Vilas | Director, MMT Observatory | "Exploring Near-Earth Asteroid Characteristics: The Japanese Hayabusa Mission" |
| 2006 | Mar. 30 | Dr. Jaymie Matthews | University of British Columbia | "A SUITCASE FULL OF STARLIGHT: Ultraprecise photometry from the MOST space telescope" |
| 2006 | Apr. 06 | Dr. Alexander Szalay | Johns Hopkins University | "Astrophysics with Terabytes of Data" |
| 2006 | Apr. 13 | Dr. Dante Minniti | Pontificia Universidad Catholica de Chili | "Red Hot Chili Planets" |
| 2006 | Apr. 20 | Dr. Sally Oey | University of Michigan | "Massive Star Feedback: Global Properties in Star-Forming Galaxies" |
| 2006 | Apr. 27 | Dr. Rachel Akeson | Michaelson Center for Interferometry - IPAC, Pasadena | "Studying the Inner Disks Around Young Stars with Infrared Interferometry" |
| 2006 | May 04 | Dr. Frank H. Shu | University of California San Diego | "Magnetic Field Dissipation in Star Formation" |
| 2006 | Aug. 31 | Huub Rottgering | Leiden Observatory (Netherlands) | "LOFAR - A New Low-frequency Radio Telescope" |
| 2006 | Sep. 07 | Dr. Roger Angel | Steward Observatory | "Applied Astronomy: Sunshades and Renewable Energy" |
| 2006 | Sep. 14 | Neal Evans | University of Texas Astronomy Department | "Highlights from the Cores to Disks Spitzer Legacy Program" |
| 2006 | Sep. 21 | Chung-Pei Ma | University of California, Berkeley | "Mergers of Massive Galaxies and their Central Black Holes" |
| 2006 | Sep. 28 | Alice Shapley | Princeton University | "Star-Formation, Chemical Enrichment, and Feedback at z~2-3" |
| 2006 | Oct. 05 | Keivan Stassun | Vanderbilt University | "Fundamental Issues in the Formation and Early Evolution of Low-Mass Stars and Brown Dwarfs" |
| 2006 | Oct. 12 | None | None | "Colloquium is cancelled for this week" |
| 2006 | Oct. 19 | Constance Rockosi | UCO- Lick | "The Thick Disk of the Milky Way in the SEGUE Survey" |
| 2006 | Oct. 26 | Anthony Remijan | NRAO Green Bank | "The Search for our Molecular Origins: The Formation and Distribution of Large Prebiotic Interstellar Molecules" |
| 2006 | Nov. 02 | Teddy Cheung | Stanford | "Shedding New Light on Extragalactic Radio Sources with the Great Observatories" |
| 2006 | Nov. 09 | Daniela Calzetti | Space Telescope Science Institute | "Star Formation and the Schmidt Law in the Local Universe from Spitzer" |
| 2006 | Nov. 16 | Fred Ciesla | Carnegie Institution of Washington, Department of Terrestrial Magnetism | "Chondritic Meteorites and the Evolution of the Solar Nebula" |
| 2006 | Nov. 30 | Sangeeta Malhotra | ASU | "Now we are (at Redshift) Six*" |
| 2006 | Dec. 07 | Emanuele Daddi | CEA Saclay/ Service d'Astrophysique (France) | "Observational Challenges about Galaxy Formation and Evolution in the Distant Universe" |
| 2007 | Jan. 18 | Dr. Shri Kulkarni | California Institute of Technology | "The Space Interferometer Mission: Parallaxes, Planets and More" |
| 2007 | Jan. 25 | Dr. Andrew Blain | California Institute of Technology | " Dust Enshrouded Star Formation and AGNs at High Redshift" |
| 2007 | Feb. 01 | Dr. Daniel Eisenstein | Steward Observatory | "Dark Energy and Cosmic Sound" |
| 2007 | Feb. 08 | Dr. Reinhard Genzel | Max-Planck Institute for Extraterrestrial Physics, Garching, Germany Department of Physics, University of California, Berkeley | "Spatially Resolved Dynamics of High Redshift Galaxies" |
| 2007 | Feb. 15 | Bob Blum | NOAO | "Mass Loss in the Large Magellanic Cloud: A Spitzer SAGE View" |
| 2007 | Feb. 22 | Dr. Andrea Ghez | UCLA | "The Central Dark Mass at the Center of Our Galaxy" |
| 2007 | Mar. 08 | Dr. Darren Croton | Douglass Fellow | "The Environments of Galaxies as Triggers for Star Formation 'Quenching'" |