universetoday.com
Crab Nebula Erupts in a Superflare - Universe Today
[/caption] From a NASA press release: The famous Crab Nebula supernova remnant has erupted in an enormous flare five times more powerful than any flare previously seen from the object. On April 12, NASA’s Fermi Gamma-ray Space Telescope first detected the outburst, which lasted six days. Several other satellites also made observations, which has astonished … Continue reading "Crab Nebula Erupts in a Superflare"