Tuesday, October 12, 2021

Kepler's Supernova Remnant: Debris from Stellar Explosion Not Slowed After 400 Years : Astronomers have used NASA's Chandra X-ray Observatory to record material blasting away from the site of an exploded star at speeds faster than 20 million miles per hour.

https://bit.ly/3iU6Gzb via /r/spaceporn https://bit.ly/3oTZxT7

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