Stellar Science

What Happens After a Supernova Blows? Watch and Find Out

New time-lapse videos from the Chandra X-ray Observatory show the Crab Nebula and the Cassiopeia A supernova remnant over more than 20 years.

Crab Nebula

Explore the Night with Bob King

The Night I Met the Crab Pulsar

An account of my journey to the heart of one of most violent cosmic explosions witnessed on Earth. Plus, there's a bright supernova now visible in a Virgo Cluster galaxy.