A team of 48 astronomers from 14 countries, led by the University of Massachusetts Amherst, has discovered a population of ...

If confirmed, this disappearing act might provide the closest and best observational evidence for the birth of a black hole ...

This enormous chain of hundreds of galaxies—a cosmic filament—is twisting through space 400 million light-years away ...

Astronomers may finally understand why planets orbiting two suns, the real-world equivalents of the "Star Wars" planet ...

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...

Their observations of a faint, cool M-dwarf star called LHS 1903 revealed a system with a rocky world at its outer edge. LHS ...

A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.

A massive star in the nearby Andromeda galaxy has simply disappeared. Some astronomers believe that it's collapsed in on ...

Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges ...

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

The world’s largest optical telescope is nearing the moment when it will begin exploring the universe in unprecedented detail ...

DS1, collapsed into a black hole without exploding, revealing how stars die in silent “failed supernova” events.