NASA's Chandra X-ray spacecraft has detected the supernova wreckage of a dead star that erupted 1,700 years ago and ejected ...

The aftermath of a supernova, a stellar explosion, is usually a slowly fading cloud of hot gas. So when astronomers pointed ...

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NASA’s Fermi telescope may have finally uncovered the magnetic powerhouse behind the universe’s brightest supernovae.

NASA’s Fermi telescope has detected what may be the first confirmed gamma-ray signal from a superluminous supernova — one of the most extreme explosions in the universe. Scientists believe the blast ...

NASA's Fermi Gamma-ray spacecraft has observed a super-bright, supercharged supernova explosion that may have been powered up by a highly magnetic dead star, a type of neutron star called a magnetar.

An international team analyzed data from NASA's Fermi space telescope and detected gamma rays from a rare and exceptionally ...