Phil Plait on Nostr: Fun fact, if by "fun fact" you mean HOLY CRAP WHAT In the past, Earth has been hit by ...
Fun fact, if by "fun fact" you mean HOLY CRAP WHAT
In the past, Earth has been hit by the physical debris blasted into space by nearby supernovae. And we have the radioactive seabed sediment to prove it.
https://www.scientificamerican.com/article/how-often-do-supernovas-strike-earth/
In the past, Earth has been hit by the physical debris blasted into space by nearby supernovae. And we have the radioactive seabed sediment to prove it.
https://www.scientificamerican.com/article/how-often-do-supernovas-strike-earth/