Courtesy  NASA DeMi CubeSat being deployed from the International Space Station. Image “iss063e044976” from the ISS Cupola, courtesy NASA.


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Courtesy NASA The PICTURE-B Sounding rocket at WSMR.


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Photo of Steward Observatory Dome Steward is our academic home at the University of Arizona and we collaborate closely with many departments and have research and work opportunties for all students with an interest in space, astrophysics, optics, or instrumentation.

Steward Observatory

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Image of the Hubble Space Telescope from the Space Telescope Science Institute

Mailing Address

Department of Astronomy/Steward Observatory, 933 North Cherry Avenue, Rm. N204, Tucson, AZ 85721-0065

Simulation of an extrasolar system with planets embedded in exozodiacal dust.

Shipping Address

Steward Observatory Annex, 1540 East Second Street, Tucson, AZ 85721-0064

25 Scientists Sculpture on UArizona Main Campus

University of Arizona Land Acknowledgement

We respectfully acknowledge the University of Arizona is on the land and territories of Indigenous peoples. Today, Arizona is home to 22 federally recognized tribes, with Tucson being home to the O’odham and the Yaqui. Committed to diversity and inclusion, the University strives to build sustainable relationships with sovereign Native Nations and Indigenous communities through education offerings, partnerships, and community service.

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