Will the Milky Way and Andromeda galaxies collide in several billion years? The odds have changed with a new study using ...

The Milky Way is glowing in ways it should not, and the usual suspects like stars, dust and black holes cannot fully account ...

A mysterious excess of far-ultraviolet light seen across the Milky Way could come from the annihilation of clumpy dark matter ...

NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent ...

Comet Lemmon was discovered in January 2025 and made its closest approach to Earth in late October 2025. But by November 2025 ...