Steward Observatory, University of Arizona

[Steward Observatory, University of Arizona @StewardAstro]

CatSat is a student-led satellite mission, which was launched in 2024. Under the guidance of Steward Observatory professor, Chris Walker, students built and launched a cubesat! Learn more about the CatSat project and where some of the students are now: https://t.co/OuNLnOVLwP

[Steward Observatory, University of Arizona @StewardAstro]

Check out this paper, written by Steward Observatory Professor Ann Zabludoff! In this paper, she discusses the projects she assigned as part of the Galaxies course (ASTR540) using large language models (LLMs). Check out the full paper for more information: https://t.co/FQlGAArdGy

[Steward Observatory, University of Arizona @StewardAstro]

Congratulations to Professor Dennis Zaritsky, who was recently awarded the 2026 Rieke Prize by the Galileo Circle! Read more about his accomplishments and the rest of the Galileo Circle Awardees: https://t.co/2XsgPhtwJQ

[Steward Observatory, University of Arizona @StewardAstro]

Check out this new paper by Steward Observatory postdoctoral researcher, Dr. Griselda Arroyo-Chávez! She developed models to measure angular momentum is conserved in star forming regions. Check out her full paper: https://t.co/v5IpLlUXc4

[Steward Observatory, University of Arizona @StewardAstro]

Congratulations to Professor Ewan Douglas, who was recently named a 2026 Galileo Circle Curie Awardee! Professor Douglas is a leader in astronomical instrumentation, mentorship, and teaching. Read more about this year's Galileo Circle Awardees here: https://t.co/2XsgPhtwJQ

[Steward Observatory, University of Arizona @StewardAstro]

Congratulations to Professor Yancy Shirley, who was recently inducted to the Franke Academy of Scholars for Teaching Excellence!

Read more about Professor Shirley and the Franke Academy of Scholars for Teaching Excellence here: https://t.co/zulsdWw696

[Steward Observatory, University of Arizona @StewardAstro]

Why do galaxies stop forming stars in the early universe?

Using NASA's JWST, Steward Observatory researchers Weizhe Liu and Xiaohui Fan report on an unprecedented number of exceptionally fast outflows from quasars that may quench star formation.

https://t.co/psGdCI4oR0

[Steward Observatory, University of Arizona @StewardAstro]

Today, the U of A Department of Astronomy will confer 53 degrees — 9 PhDs, 38 BS degrees, and 12 minors — the largest graduating class in department history! Read more: https://t.co/xXa8k3ci90

To the Class of 2026: the universe is yours. Congratulations!

[Steward Observatory, University of Arizona @StewardAstro]

Congratulations to all our students graduating today from our Bachelor of Science in Astronomy, Minor in Astronomy, Minor in Astronomical Studies, and Ph.D. in Astronomy & Astrophysics! We look forward to seeing the next steps you take in astronomy and beyond! #beardown

[Steward Observatory, University of Arizona @StewardAstro]

Lauren Jones is graduating this spring with a degree in Astronomy and a Physics minor. Alongside her studies, she spent three years at the Flandrau Science Center and Planetarium, teaching the Tucson community about astronomy. Next, she stays at UA for her Masters in Education.

[Steward Observatory, University of Arizona @StewardAstro]

Kari Shearl is graduating this spring with a BS in Astronomy. As a NASA Europa ICONS intern at Johns Hopkins, she performed 2D fracture mechanics models to investigate the potential for habitability on Jupiter's moon Europa. Next, she plans to pursue a master's degree.

[Steward Observatory, University of Arizona @StewardAstro]

Anna Brandigi is graduating this spring with a B.S. in Astronomy and Physics. They worked as a NASA Space Grant Intern studying a dust-hosting binary star system and mapped dense gas tracers in the Taurus Molecular Cloud. Next, Anna continues into an Astronomy Master's program.

[Steward Observatory, University of Arizona @StewardAstro]

Suhani Surana is graduating this spring with a triple major, including her BS in Astronomy! Her advice for aspiring astronomers? "Challenge yourself each day and work really hard towards your goals! Trust me, it is worth it." Read more: https://t.co/bhZT8H2xg6

[Steward Observatory, University of Arizona @StewardAstro]

Aleah Short is graduating this spring with a B.S. in Astronomy and Physics, with a minor in Mathematics. During her time at Steward, she mapped the Taurus Molecular Cloud and its gas kinematics, and charted the galactic plane in ionized carbon using brand new data.

[Steward Observatory, University of Arizona @StewardAstro]

Vadim Bernshteyn is graduating with his B.S. in astronomy. His advice for students? "Being an undergraduate student is a perfect opportunity to explore. You never know what would turn out to be the right fit." Next up, Vadim heads to Princeton! Read more: https://t.co/wRWUn33cIl

[Steward Observatory, University of Arizona @StewardAstro]

Emily Kelly is graduating this spring with a B.S. in Astronomy. She researched the Taurus Molecular Cloud using the ARO 12m telescope and will be the lead author on the resulting paper. This fall, she heads to the University of Calgary for graduate school.

[Steward Observatory, University of Arizona @StewardAstro]

Congratulations to Steward Observatory PhD Candidate, Sóley Hyman, for winning the 2026 College of Science Graduate Award for Service for the department of Astronomy! Read more about all of the awardees across the College of Science: https://t.co/8lnty5s7nX

[Steward Observatory, University of Arizona @StewardAstro]

Julien Barrosse is graduating this spring with a degree in Astronomy. He conducted radio astronomy research on HCN and HNC emission in the Taurus Molecular Cloud and got to collect data at a telescope on a snowy mountaintop. Next, he stays at UofA for an M.A. in Art History.

[Steward Observatory, University of Arizona @StewardAstro]

Emma Vertachnik graduates this spring with not one but three degrees — including her B.S. in Astronomy. As an undergrad, Emma researched the chemistry of star-forming regions and got hands-on experience operating the 21-inch telescope on campus. Read more: https://t.co/Y4qu86gCkC

[Steward Observatory, University of Arizona @StewardAstro]

Congratulations to Steward Observatory PhD Candidate, Yang Sun, for winning the 2026 College of Science Graduate Award for Scholarship for the department of Astronomy! Read more about all of the awardees across the College of Science here: https://t.co/8lnty5s7nX