The Small Magellanic Cloud (SMC) is one of the Milky Way's closest galactic neighbors—a small, gas-rich galaxy visible to the ...

The Milky Way won’t last forever. Astronomers say it’s on a collision course with the Andromeda Galaxy, a slow-motion crash that will erase our galaxy’s identity. The universe already knows how it ...

A collision between planetesimals can produce the observed mass and heat, and even match the odd brightness fluctuations, ...

Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created ...

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