Now a game-changing instrument called NIRPS (Near-Infrared Planet Searcher) is leading the search for the most tantalizing ...

Massive stars like these are also key players in the cosmic drama of gravitational waves, the ripples in space-time first ...

New evidence suggests that a dwarf galaxy orbiting the Milky Way called Ursa Major III is actually a star cluster.

Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum ...

14. The Sun emits a continuous stream of plasma called the solar wind. On Earth, the most visible effect of the solar wind is ...

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, according to new research. Cosmologists at Durham University used a new ...

We live inside the Milky Way, yet most of us rarely stop to think about just how unusual it really […] ...

Astronomers believe the tight orbit causes the stars' magnetic fields to interact, releasing radio pulses every two hours. Credit: Daniëlle Futselaar/artsource.nl via CNN Newsource ...

About 3% of those stars are the small, reddish variety known as M-dwarfs. There are from 200 billion to 400 billion stars in the Milky way and M-dwarfs are the most common type by far.

Astronomers identified what they believed was a lone brown dwarf orbiting a bright single star. Then they looked more closely.