When you buy through links on our articles, Future and its syndication partners may earn a commission. Artist impression of ESA's Gaia satellite observing the Milky Way. The background image of the ...

This observatory has probably been the most transformative astronomy project of the 21st century, but there’s a good chance you’ve never heard of it. Just last week, for instance, the Hayden ...

Europe's star-mapping Gaia space observatory has entered its final orbit, after gathering valuable cosmic data for more than a decade. The spacecraft's control team at the European Space Operations ...