Supernova was a big blast, challenging theories of how stars live and die
To make a truly spectacular stellar explosion, you gotta have heft. And according to a motherlode of data on a supernova dubbed SN 2007bi, the exploding star originally tipped the scales at more than 200 times the mass of the sun. That would make the star more massive than any known in the Milky Way.
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.