UPDATE ON GAIA’S DISCOVERIES

Since 2013 the Gaia satellite has mapped and analyzed 2+ billion stars in our part of the galaxy. A new June 2022 release of data has generated more amazing discoveries. We examine Gaia's procedures and findings about the Milky Way Galaxy.
Single evening class on Wednesday, August 24, 7–9:15, via Zoom. $15
Click course title for details.