Understanding the Universe: An Introduction to Astronomy, 2nd Edition Season 1 Episode 56 The Brightest Supernova in Nearly 400 Years
- October 19, 2023
- 31 min
In 1987 a Type II supernova only 170,000 light years away became visible. Earlier photos of the region showed that the exploded star was a blue supergiant, a previously unsuspected candidate for this fate. Ghostly neutrinos were detected from this supernova.