Fifty-eight days ago, on a nearly windless morning on the Ross Ice Shelf, a stadium-size balloon took flight above Antarctica, carrying with it far infrared technology from the University of Arizona's ...

Bits of the region’s star-gazing history are the focus of Monday’s Public Evening at Steward Observatory, which will mark its 90th birthday Tuesday. Tom Fleming, the Steward astronmer who organizes ...

For over 100 years, Steward Observatory has been offering public lectures on topics related to astronomy, offering explanations and insight into complicated concepts in a way that anyone, regardless ...

The University of Arizona’s Steward Observatory Mirror Laboratory is about to cast a new kind of giant optic for a unique wide-field survey telescope, the Large Synoptic Survey Telescope. The ...

The Arizona Daily Wildcat is the award-winning, student-managed and -produced news outlet serving the University of Arizona and greater Tucson since 1899. The Daily Wildcat publishes daily at ...

TUCSON, Ariz. (KVOA) - The University of Arizona is inviting the public to participate in discussions regarding the Steward Observatory Catalina Mountain Stations on Mount Lemmon and Mount Bigelow.

Astrophysicists make pretty good gamblers. Steward Observatory Director Peter Strittmatter has never placed a bet at a casino, but he routinely makes high-stakes wagers on the outcome of huge ...