Tag: sean_walker

Columbia Astronomy to Host Stargazing Event and Sky Survey Talk

18 Jun 2026 3:00 p.m. · Source: Columbia University

Columbia University's Department of Astronomy and Astrophysics invites the public to a stargazing event on June 26. It features a talk by Sean Walker and Noor Aftab on the MDW Hydrogen-Alpha Sky Survey, followed by campus stargazing.

Science & Technology Education Astronomy and Space Columbia University Astronomy Astrophysics Stargazing MDW Hydrogen-Alpha Sky Survey Sean Walker Noor Aftab newsletter