Learn about the closest black hole from Earth, Gaia BH1. This recently discovered black hole is dormant, but it’s only 1,600 ...

Scientists have long thought the Milky Way galaxy would someday collide with its closest neighbor, Andromeda. However, new research suggests the future of our cosmic home is more uncertain than ...

The nearby dwarf galaxy Segue 1 is exceptionally faint for its mass, which has puzzled astronomers almost since its discovery. A new paper proposes this could be because it hosts a ridiculously ...

Just as most of the Milky Way’s stars reside in a thin equatorial disk, so most of the galaxies in the Local Supercluster lie along its equator. Science had spoken — stars cluster in galaxies, ...

A new study of super-fast-moving stars suggests that they were accelerated by a monster black hole that's been lurking unseen in the galaxy next door. This appears to be the closest supermassive black ...

Velocities of massive star candidates within the SMC shown as vectors. The colors of the arrows represent the direction of motion. Relative to the LMC, located at the bottom left of the image, most ...

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...