The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, ...

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.

Scientists using the James Webb Space Telescope (JWST) have discovered the oldest known black hole in the universe. Nestled within a glowing red galaxy, it dates back 13 billion years and provides a ...

Astronomers have discovered the oldest and most distant black hole — a behemoth that likely formed at the dawn of the universe, more than 13 billion years ago. The black hole lies at the center of a ...

An international team led by ICREA researcher Mark Gieles, from the Institute of Cosmos Sciences of the University of ...