Astronomers have puzzled for decades over how massive elliptical galaxies appeared so early in cosmic history. The standard ...

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

Faint structures play a crucial role in cosmic development, and scientists are only just beginning to grasp their full extent ...

Astrophysicists from the University of Waterloo have observed a new jellyfish galaxy, the most distant one of its kind ever captured. Jellyfish galaxies are named for the long, tentacle-like streams ...

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 ...

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 ...

Since it turned on, the James Webb Space Telescope has revealed dozens of mysterious red blobs in space. The so-called Little ...

Learn how dozens of galaxies may have merged into a giant galaxy shortly after the Big Bang.