The Sky at Night

Season 2018, Episode 4

Episode Title: Gaia: A Galactic Revolution

Air Date: 2018-05-13

Overview:

Maggie Aderin-Pocock and Chris Lintott examine the new information about the Milky Way recorded by the ESA's Gaia space telescope over the past three and a half years, including new data on how stars move over time and how the galaxy was originally formed.