This week saw the release of a treasure trove of data from ESA's Gaia mission, a space-based observatory that is mapping out the Milky Way in three dimensions.
Oysters are an important player when it comes to filtering pollutants out of water, and reefs are being built in England specifically for these bivalves
New data from the Gaia space telescope are being called a cosmic "goldmine," including never-seen-before stars, 380 gravity-lensed quasars, and the orbits of over 150,000 asteroids.