The bright binary star system V Sagittae will flare up multiple times before finally going supernova within the next 100 years. When it explodes, it could be visible to the naked eye even in sunlit ...

A star system in our own galactic neighborhood is poised to put on a show so bright it could briefly rival the planets and even shine in daytime skies. Astronomers are watching for a sudden eruption ...

Sirius, also called the Dog Star, is the brightest star in Earth's night sky. Shining more brilliantly than any other star visible from Earth (excluding our sun, of course), Sirius is outshone only by ...

NASA plans to launch a mini satellite into Earth's orbit that could revolutionize astronomy as we know it.

This striking satellite image shows the stark difference between a giant field of sandy "stars" and a barren rocky wilderness in the Sahara Desert. The contrasting biomes also overlap with the border ...