Legendary Gaia Spacecraft Completes Historic Galaxy Map, Announces Retirement
nAfter 11 years of groundbreaking observations, the European Space Agency’s Gaia mission has officially concluded its primary task: delivering the most detailed map of the Milky Way ever created. As its launch on July 24, 2014, Gaia has taken over three trillion observations of two billion stars and other celestial objects, culminating in a … Read more