Add Yahoo as a preferred source to see more of our stories on Google. High-resolution image taken with the Large Binocular Telescope on Mount Graham in Arizona, USA, displaying the two lens galaxies ...

An artist’s interpretation of light from a supernova passing through a gravitational lens, reaching Earth at different times. (CREDIT: Oskar Klein Center, University of Stockholm / Samuel Avraham & ...

For just the second time ever, astrophysicists have spotted a spectacular flash of ultraviolet (UV) light accompanying a white dwarf explosion. An extremely rare type of supernova, the event is poised ...

An artist's impression of cosmic rays impacting molecules and atoms in the Earths atmosphere. A new study suggests that cosmic radiation from a supernova explosion 2.5 million years ago may have ...

A burst of light in the deep sky is doing something it should not be able to do. It looks like one supernova, but it shows up as several copies at once, scattered around two foreground galaxies. The ...