The discovery of 50 "ghost" galaxies located up to 100 million light-years away may solve an astronomy puzzle.

Dwarf galaxies—with a mass equal to about a billion suns, but often considerably less—are the most abundant in the universe.

Astronomers using the James Webb Space Telescope have measured the most powerful gas outflow ever recorded from a "dead" ...

A new study of nine nearby galaxies has shown that actively growing supermassive black holes may contribute to, rather than ...

Astronomers have identified a surprisingly young population of fading radio galaxies whose supermassive black holes have ...

Check out the cosmic sprawl.

Why do bars form in some spiral galaxies, but not in others? Joe RuszHerndon, VA We believe that stellar bars can form in any ...

NASA Administrator Jared Isaacman joins Stuart Varney to explain how the agency leverages artificial intelligence to advance ...

An international team of astronomers has identified three ultra-massive galaxies—each nearly as massive as the Milky Way—already in place within the first billion years after the Big Bang. The ...

New work aimed to study the star-forming gas in a single radio galaxy. Although the team didn't find any star-forming gas in the galaxy they were studying, they instead discovered other galaxies while ...

What you see above is Nā ʻUhane Māhoe Huki Pū i ke Ola, which translates from Hawaiian to "The Twin Spirits Pulling Together Creating Life." It's a beautiful description of the image, which shows two ...

(NASA/SAO/CXC/Mustafa Muhibullah (University of Alabama)) When we look at the night sky, darkness seems to fill the spaces ...