Joyce's nebula scene captures the expanding shell of the supernova remnant CTB 1, also known as both the Garlic Nebula and ...

For a cosmic adrenaline rush, it’s hard to beat a supernova. It happens when a star detonates at the end of its life, blasting gases and other debris outward with unimaginable violence. The explosion ...

I was exploding with excitement to ask my friend Guy Worthey about supernovas. He’s an astronomer at Washington State University. He told me a supernova is a very energetic explosion in space. There ...