News

NASA selects rocket for U of A-led Aspera mission

Currently scheduled to launch in 2026, an Electron rocket supplied by Rocket Lab will lift the Aspera satellite into orbit.

A vast molecular cloud, long invisible, is discovered near solar system

Eos is located within the "Local Bubble" – a relative cavity in the interstellar medium surrounding an area that contains the solar system. Thomas Müller (HdA/MPIA) and Thavisha Dharmawardena (NYU)

The bizarre space explosions scientists can't explain

(Credit: Philip Drury/ University of Sheffield)

Former U of A Astronomy Major finds coldest exoplanet ever seen, and it orbits a dead star

Mary Anne Limbach

Kaitlin Kratter and Josh Eisner, 2022 and 2020 winners of Blitzer Award, deliver joint lecture on protoplanets and protoplanetary disks - watch their talk here!

Josh Eisner and Kaitlin Kratter

Erika Hamden in the New York Times: A Massive, Glow-in-the-Dark Cloud Lurking in Our Cosmic Backyard

Erika Hamden

Mt. Lemmon Astronomy Camp alum wins the “Oscar of the natural sciences”

Rebecca Jensen-Clem

THE CONVERSATION: Scientists found a potential sign of life on a distant planet – Steward Observatory's Daniel Apai explains why many are still skeptical

exoplanet K2-18b

U of A-led NASA Aspera mission hits spacecraft milestone

The completed spacecraft bus for the NASA Aspera mission.

Steward PhD Alum Mentors Teen Who Wins $250K for Using AI to Discover 1.5 Million Hidden Objects in Space

2025 Regeneron Science Talent Search first-place winner Matteo Paz holds his trophy.