Steward Astronomers Directly Image a Planet on a Surprisingly Wide Orbit in a Triple Star System
Steward Observatory astronomy graduate student Kevin Wagner and professors Daniel Apai and Kaitlin Kratter today (July 7) published a paper in Science reporting the discovery of the widest-orbit planet in a triple star system, named HD 131399Ab. The team made the discovery using European Southern Observatory's SPHERE – one of the latest generation of new adaptive optics instruments on the VLT, aimed at finding Jovian and super-Jupiter planets around nearby young...
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