When I was a kid, I was fascinated by the Powers of 10 video, which came out in the 1970s. Perhaps you remember it, with the ...

A bright star within our Milky Way galaxy photobombed a beautiful new image of a distant galaxy with "patchy" spiral arms.

When their end comes, the stars will explode in a blast making them around 200,000 times brighter than Jupiter does now.

Two white dwarfs are trapped in a decaying orbit that will eventually turn them into a Type Ia supernova. It’s a common ...