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Don McCarthy

Don McCarthy

Outreach Instructional Specialist III
Astronomer, Steward Observatory (retired 2022)
Distinguished University Outreach Professor (retired 2022)
The University of Arizona
(520) 906-7503
Steward Observatory
Professional website:
For the public
For Public

Public events include our Monday Night Lecture Series, world-reknowned Astronomy Camp and Mt Lemmon Sky Center.

For Students

A good place to start if you want to become an undergrad major or grad student, or need to find our schedule of classes.


For Scientists
For Scientists

Find telescopes and instruments, telescope time applications, staff and mountain contacts, and faculty and staff scientific interests.