Peer inside remnants of an 800-year-old supernova and see a 'zombie' star

NASA's Chandra X-ray Observatory images the firework-like remnants of the great supernova of 1181.

Peer inside remnants of an 800-year-old supernova and see a 'zombie' star
NASA's Chandra X-ray Observatory images the firework-like remnants of the great supernova of 1181.