Latest Issue of Science News


Feature

Supernova Spectacular

Starburst galaxies shed light on the early universe

Peering deep into the maelstrom of two colliding galaxies, astronomers have discovered a cluster of massive stars exploding like firecrackers. From what they've seen, researchers estimate that in this pair of merging galaxies, dubbed Arp 299, a star dies in a supernova explosion every 2 years. In quiescent galaxies such as the Milky Way, an entire century can go by between such spectacles.

Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

X
This article is available only to subscribing members. Join SSP today or Log in.