It's the last clearly observed supernova in the Milky Way, Gassel said.
Interesting Engineering on MSN
13-billion-year old star cluster slowly gets torn apart by the Milky Way
Globular clusters are often described as ancient, tightly bound fossils of the early Milky Way. It has been believed that ...
The Brighterside of News on MSN
Did an exploding comet end the age of the wooly mammoths? New evidence says yes
Almost 13,000 years ago, North America underwent drastic changes at a rapid rate. Mammoths, mastodons, giant ground sloths, ...
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