Supernova Discovered at UA SkyCenter

I noticed that there was this star in my picture that wasn’t there in the Hubble image,” Block said. “That got me excited, and I thought, ‘You know what, that looks just like a supernova. That’s what they look like.’ - Adam Block

You can see the supernova on the left image shown here by the arrow. The galaxy is named NGC 6240 (400,000,000 light years away!) and the star that exploded was around 10x more massive than our Sun

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