View Full Version : Astronomy Cast Ep. 365: Gaia

2015-Jan-26, 08:00 PM
The European Gaia spacecraft launched about a year ago with the ambitious goal of mapping one billion years in the Milky Way. That’s 1% of all the stars in our entire galaxy, which it will monitor about 70 times over its 5-year mission. If all goes well, we’ll learn an enormous amount about the structure, […]

More... (http://www.universetoday.com/118498/astronomy-cast-ep-365-gaia/)