The Ohio State University Department of Astronomy

Congratulations to Marc and Barbara on this tremendous honor!

ICYMI: The American Astronomical Society has awarded the 2026 Chambliss Astronomical Writing Award for astronomy writing for an academic audience to professors Marc Pinsonneault and Barbara Ryden. Their graduate-level textbook Stellar Structure and Evolution successfully incorporates innovative pedagogical features, emphasizing intuitive understanding through both qualitative and quantitative reasoning, with a clear and easy to follow progression of learning.

Learn more: https://aas.org/press/aas-names-recipients-2026-awards-prizes

The Ohio State University Department of Astronomy

Cosmic Creeps and Celestial Treats - October 31, 2025 - Planetarium Show You do not need to print out paper tickets. We do electronic check-in by name at the door. This is a Live Show

Please join the Friends of OSU Astronomy on October 26 for "Cosmology with the DESI Survey". We will have some short talks from DESI scientists here at OSU, get a guided tour of the planetarium show "5000 Eyes: Mapping the Universe with DESI" from its director, Claire Lamann, and enjoy lunch and conversation with members of the Department of Astronomy and the Center for Cosmology and AstroParticle Physics.

For more info and to reserve your spot for this free event:

Friends of Ohio State Astronomy and Astrophysics - October 26, 2025 The Department of Astronomy at Ohio State, is delighted to invite you to our fall FOSAA event, all about the DESI cosmology survey. DESI, the Dark Energy Spectroscopic Instrument survey, is changing the way we think about dark energy. Ohio State is a key player in this survey, from building instrume...

Professor Laura Lopez has won the 2025 Nancy Grace Roman Award from the Astronomical Society of the Pacific!

Nancy Grace Roman Award : Awards : WHO WE ARE : Astronomical Society of the Pacific San Francisco, California – September 10, 2025 - Named for an icon in the history of astronomy research and space exploration, ASP’s Nancy Grace Roman Award was introduced in 2023 to recognize an individual or group for significant contributions to promoting gender equity and inclusion in astron...

Wonderful WOSU report on the new Wayfinders show at The Ohio State University's Arne Slettebak OSU Planetarium in the College of Arts and Sciences at Ohio State

Ohio State planetarium show explores the Pacific night sky with Polynesian navigators' techniques The "Wayfinders: Waves, Winds and Stars" show at the Ohio State University Arne Slettebak Planetarium is an interactive new show exploring the night-sky navigational techniques used by Polynesian explorers.

Congratulations to current Ohio State Astronomy graduate students Caprice Phillips and Dominick Rowan, and former graduate student Emily Griffith, on their selection as 2025 NASA Hubble Fellows! Tremendous work!

NASA Awards Astrophysics Postdoctoral Fellowships for 2025 - NASA Science The highly competitive NASA Hubble Fellowship Program (NHFP) names 24 new fellows to its 2025 class.

Ohio State astronomy professor awarded Henry Draper Medal Adam Leroy, a professor of astronomy at The Ohio State University, has been named the recipient of the 2025 Henry Draper Medal. The oldest medal awarded by the National Academy of Sciences, the Henry Draper Medal celebrates those who have made “a recent, original investigation in astronomical phy...

Ohio State University Astronomy professors Laura Lopez and David Weinberg were selected as 2025 Fellows of the American Astronomical Society!

Laura Lopez and David Weinberg elected 2025 American Astronomical Society Fellows Department of Astronomy faculty members Laura Lopez (Associate Professor) and David Weinberg (Distinguished University Professor) have been named as 2025 Fellows of the American Astronomical S

Ohio State University Astronomy Professor Adam Leroy has won the 2025 Henry Draper Medal from the National Academy of Sciences!

https://www.nasonline.org/award/henry-draper-medal/

https://news.osu.edu/ohio-state-astronomy-professor-awarded-henry-draper-medal/

Henry Draper Medal – NAS The Henry Draper Medal is awarded every four years and is presented with a $25,000 prize. The Medal honors a recent, original investigation in astronomical physics, of sufficient importance and benefit to science to merit such recognition. "Recent" is defined as a major publication resulting from th...