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 ...

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

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

Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges traditional models and supports the idea that planets may form one by one in ...

By Will Dunham WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet ...