Astronomy

Visible Light Seen Coming from a Black Hole for the First Time

Armageddon: How Large Must an Asteroid be to Exterminate All Life on Earth?

See the Northern Lights Come Alive, in Real Time

In Search of a Super-Earth: Astronomers Find Unidentified Object at the Edge of Our Solar System

NASA Finds Most Energetic Gamma-Ray Pulsar in the Known Universe

The Planet with Molten Rain: First Look at Weather on an Alien World

Jupiter May Have Ejected Another Planet From Our Solar System Long Ago

Astronomers Discover Two Giant Stars in the Midst of Colliding

Astronomers find a large swarm of unknown structures in faraway space