Add Yahoo as a preferred source to see more of our stories on Google. An image of the stunning pinwheel galaxy, which looks like a twirling spiral of pink and purple light Astronomers have their eyes ...

Nearly a millennium ago, astronomers witnessed a brilliant new star blazing in the sky—a supernova so bright it was visible ...

Cards, flowers, chocolates … and gas filaments of nuclear waste? Valentine’s Day usually prompts an astronomer somewhere to gush about a heart-shaped something in the night sky, but this year a rather ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This article is more than 3 years old. New chemistry ...

A glowing hand stretches across the cosmos, with its palm and fingers sculpted from the wreckage of a massive stellar explosion. The eerie structure is part of the nebula MSH 15-52, powered by pulsar ...

New Hubble images show the Crab Nebula is still expanding and evolving nearly 1,000 years after its original supernova ...

SANDY — I have wondered at photos from the Hubble Space Telescope throughout my life. To learn from the following video that similar photos and discoveries can now be taken in a local backyard — for ...

In November 1572, a brilliant new star appeared in the constellation Cassiopeia, shining so brightly that it was visible during the day. Danish astronomer Tycho Brahe carefully documented this ...

On July 4, 1054, a supernova explosion occurred, marking the death of a star thought to be nine to 11 times more massive than our Sun. This event was observed and recorded around the ancient world, ...

In August 1181, astronomers in China and Japan witnessed a bright “guest star” in the night sky that we now know to have been a supernova—one of just a handful of recorded supernovae in our Milky Way ...