New data show a 50% chance the Milky Way won't collide with Andromeda. A merger with the Large Magellanic Cloud is far 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 ...

A new study suggests they may have a ghostly shadow—trailing dark matter spirals hovering above and below them. A team of ...

“The merger (between the Milky Way and the LMC) will not destroy our galaxy but it will change it profoundly, particularly impacting our central supermassive black hole and the galactic halo ...

Even if the Milky Way and Andromeda don’t collide in the next 10 billion years, though, that won’t be the end of the story.

A newly analyzed radio image reveals twin lobes stretching roughly 66,000 light-years on each side of a quasar called ...

Dwarf galaxies often appear to align mysteriously around their host galaxies. A new study proposes an unprecedented ...

Jupiter joins Mercury in early twilight as Mars lingers with Leo after dark. Saturn is visible in the morning, meeting ...

Astronomers now believe the Milky Way’s “inevitable” collision with a neighboring galaxy is much less likely than originally thought.