The Supernovae That Burn at the Center and the Edges of Everything [Space Porn]

The Supernovae That Burn at the Center and the Edges of Everything [Space Porn]:

From Earth, the Pinwheel Galaxy looks to us like just a pinprick of light in the Big Dipper. But it's an enormous galaxy that's twice the size of our own. And in this new image of the galaxy from NASA, you can see that the Pinwheel is bursting with supernovae — the purple regions in this image highlight areas of extreme heat, where stars are exploding. What's interesting is that these gigantic explosions are happening both in the center and at the extreme edges of the galaxy's arms.

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