The standard cosmological model (present-day version of "Big Bang," called Lambda-CDM) gives an age of the universe close to ...

The existence of massive, elliptical galaxies in the early universe has puzzled astronomers for two decades. An international ...

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

Astronomers have discovered powerful magnetic fields steering gas, dust, and star formation in a dramatic galaxy merger.

Supermassive black holes rarely travel alone. Most large galaxies hide one at the center, and when galaxies collide, the two ...

Among a "field of galaxies;" the James Webb Space Telescope captured spiral galaxy LEDA 2046648, a billion light-years from Earth in the Hercules constellation. Credit: ESA/Webb, NASA & CSA, A. Martel ...

What: New analyses using early observations from the European Space Agency’s Euclid mission examine how galaxy mergers ...

Discover seven unusual galaxies defying scientific predictions, from impossibly bright early universe objects to astrophysics ...

The young galaxy cluster existed about 12.8 billion years ago and has an estimated mass 20 trillion times that of the sun ...

The discovery reinforces established theories about space. There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to astronomers. As many as ...

A flat plane of dark matter beyond the Local Group may explain why nearby galaxies move away from us instead of falling ...

"JADES-ID1 is giving us new evidence that the universe was in a huge hurry to grow up." ...