#milky way

Astronomers using the NASA/ESA Hubble Space Telescope have found definitive evidence that the young Milky Way swallowed a dwarf galaxy just two billion

Dark matter stellar stream science just extended beyond the Milky Way: archival Hubble images revealed Oyashio, the first extragalactic globular cluster stellar stream, inside an ultra-diffuse galaxy...

ESA’s Euclid space telescope mapped more than 60 million stars in the Milky Way’s central bulge, producing the largest high-resolution visible-light portrait ever of our Galaxy’s crowded heart and opening a new window on alien worlds.

After a 50-year search, astronomers have uncovered evidence that Sagittarius A* -- the 4.3-million-solar-mass black hole that resides at the center of our Milky Way Galaxy -- is blowing a hot cosmic wind into its surroundings, carving out a giant cav