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 ...

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 ...

When stars of a certain large size and energy run out of fuel, the result is a supernova explosion that can be spotted with the naked eye just once in a lifetime. Some leave behind a relatively ...

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

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