Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to ...

At the center of the Egg Nebula is its yolk: a deteriorating sun-like star.

Look up at the sky on a clear night, and you’ll see thousands of stars – about 6,000 or so. But that’s only a tiny fraction of all the stars out there. The rest are too far away for us to see them.

A new image from NASA's Hubble Space Telescope shows the Lupus 3 cloud in Scorpius bursting with young stars that are forming ...

This video explores the reasons why stars are often not visible in images from rocket launches, moon landings, and the International Space Station. It clarifies how cameras function in space and ...