The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with more than 200 million individually resolved stars.

Jets blasting from supermassive black holes cause gas to cool and fall toward that cosmic titan in a cosmic feeding process.

New details have been discovered about M87*, the first black hole ever photographed, revealing its plasma, its brightness and ...

Astronomers say they've detected a mysterious type of signal known as a fast radio burst coming from an ancient, dead galaxy.

Unusual detection bolsters evidence that the mysterious signals can be caused by different astrophysical events.

Symmetrical spiral galaxies showcase the universe's natural beauty, revealing stunning artistry and intricate cosmic patterns ...

the Hubble Space Telescope and NASA scientists have produced the most comprehensive survey of the Andromeda galaxy, or Messier 31. The Andromeda galaxy is approximately 2.5 million light-years ...

Centaurus A: NGC 5128 is a galaxy in constellation Centaurus, discovered in 1826 by Scottish astronomer James Dunlop. Messier ...

Apr. 3, 2024 — A team of astronomers has used NASA's James Webb Space Telescope to survey the starburst galaxy Messier 82 (M82). Located 12 million light-years away in the constellation Ursa ...

A possible culprit is the compact satellite galaxy Messier 32, which resembles the stripped-down core of a once-spiral galaxy that may have interacted with Andromeda in the past.

A possible culprit is the compact satellite galaxy Messier 32, which resembles the stripped-down core of a once-spiral galaxy that may have interacted with Andromeda in the past. Computer simulations ...