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Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum ...
Ursa Major III/Unions 1 (UMa3/U1), the faintest known satellite of our galaxy, orbits the Milky Way at a distance of more ...
The long-proposed Milky Way and Andromeda galactic merger might not be as certain as astronomers previously believed.
A collision between our Milky Way galaxy and the neighboring Andromeda galaxy, long considered inevitable, may be in question, astronomers say.
New data show a 50% chance the Milky Way won't collide with Andromeda. A merger with the Large Magellanic Cloud is far more likely.