"The best-case scenario for axions is Fermi catches a supernova. It's just that the chance of that is small." Gamma rays emerging from neutron stars at the hearts of supernova explosions could ...

In it, the “behemoth” star appears to puff out gas and dust, a critical final step before exploding in a supernova. The star, known as WOH G64, is 160,000 light-years from Earth in the Large ...

A celestial light show illuminates a distant spiral galaxy, where a hidden supernova briefly outshines its stellar neighbors in a new image from the Hubble Space Telescope. The galaxy, called NGC ...