JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black hole.

While scouring images from the James Webb Space Telescope, astronomers spotted Capotauro, "one of the most puzzling ...

Does dark matter follow the same laws as ordinary matter? The mystery of this invisible and hypothetical component of our ...

Astronomers have unveiled the largest-ever galaxy cluster catalog, a monumental achievement that could unlock new insights ...

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when ...

Using the James Webb Space Telescope, astronomers have captured the clearest picture yet of how galaxies formed in the early universe.

Astronomers using the James Webb Space Telescope (JWST) have captured the most detailed look yet at how galaxies formed just ...

Astronomers have unveiled a new catalog of massive galaxy clusters, revealing new insight on the evolution of the universe ...

Two barred spiral galaxies, known as NGC 7733 and NGC 7734, are in the process of merging. The lower galaxy has a dusty knot atop its upper arm, which marks a third galactic companion. | Credit: ...

Tel Aviv scientists predict ancient radio signals from the early Universe that could reveal how dark matter shaped stars and ...