Gaia concludes Milky Way mapping efforts

Paris, France (SPX) Jan 15, 2025

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than three trillion observations of about two billion stars and other objects over the last decade to revolutionise the view of our home galaxy and cosmic neighbourhood. Launched on 19 December 2013, Gaia's fuel tank is now approaching empty - it uses about a dozen grams o