The Andromeda galaxy, our closest spiral neighbor to the Milky Way, becomes prominently visible in the night sky during ...

October is an excellent time to observe the Andromeda spiral galaxy as it passes high overhead in the Autumn night sky.

October 2025 offers ideal conditions to observe the Andromeda Galaxy. Learn how to locate it, viewing tips and capture ...

Comet Lemmon (C/2025 A6) makes its closest approach to Earth on Oct. 21, about 24 hours after the fainter Comet SWAN (C/2025 ...

The nearby satellite galaxy M32 can also be seen as a bright ball on the upper edge of Andromeda's disk while the milky ...

The colors of the arrows represent the direction of motion. Relative to the LMC, located at the bottom left of the image, most red arrows show movement towards the LMC, whereas most light blue arrows ...

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 ...

Complex, intelligent life in the galaxy appears vanishingly rare, with the nearest possible civilization perhaps 33,000 light ...

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 ...

An artists impression of a black hole flinging a hypervelocity star out of the Large Magellanic Cloud. (CfA/Melissa Weiss) A new study of super-fast-moving stars suggests that they were accelerated by ...