Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most ...

Just last week, for instance, the Hayden Planetarium at the American Museum of Natural History (AMNH) in New York City ...

Goodnight Gaia. The European Space Agency star-tracking satellite ceased operations on Wednesday, Jan. 15, 2025, after 12 ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

Scientists previously predicted the pair of galaxies would merge in about five billion years. Now, research suggests that ...

We know black hole mergers occur because we can detect the resulting gravitational waves. But when trying to piece together ...

Astronomers have found a new way of accurately mapping the outer gas disk of the Milky Way using the positions of young stars ...

The show debuts on Monday, June 9, but we got a sneak peek today. Encounters in the Milky Way takes a 20-minute voyage ...