A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

You might think galaxies can’t ever find each other in our runaway cosmos, but it turns out gravity can sometimes overcome ...

Dating to only a billion years after the big bang, JADES-ID1 may be the earliest, most distant galaxy protocluster astronomers have ever seen ...

While nearly all massive galaxies possess central black holes, the presence of such black holes in dwarf galaxies remains an open question, with previous estimates identifying them in only 0.5% of ...

"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

Combining observations from several powerful telescopes, astronomers have detected a gargantuan, 'wobbling' black hole ...

WASHINGTON, Jan 30 (Reuters) - Observations by NASA's James Webb Space Telescope and Chandra X-ray Observatory are providing ...

Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

Discover why astronomy and cosmology are the universe's mapmakers. Discover how scientists trace galaxies, the cosmic web, and the large-scale architecture of our entire existence in three dimensions ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...