One of the most extensively studied stellar streams within the galactic halo of the Milky Way is the GD-1 stellar […] The ...

A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

The “ghost towns,” named Sculptor A, B, and C, consist of three faint and ultra-faint galaxies about 6.5 million light-years ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

The show is a collaboration between Waterfall Arts in Belfast, the Union of Maine Visual Artists and Dark Sky Maine.

The Hubble Space Telescope has generated the most comprehensive survey yet of the Andromeda galaxy, the nearest galactic ...

NASA has released this photomosaic in two images that can be downloaded from its website: ...

This colorful view of N79 centers on a star-forming molecular cloud complex in the Large Magellanic Cloud.

Leo P, a small galaxy and a distant neighbor of the Milky Way, is lighting the way for astronomers to better understand star ...