Tag: Supernova
Fermi spots a supernova’s ‘fizzled’ gamma-ray burst
On Aug. 26, 2020, NASA's Fermi Gamma-ray Space Telescope detected a pulse of high-energy radiation that had been racing toward Earth for nearly half...
Stellar cannibalism transforms star into brown dwarf
White dwarf (right) stripping mass from the brown dwarf. Credit: Rene Breton, University of Manchester.
Astronomers have detected a sub-stellar object that used to be...
Supernova iron found on the moon
A dying star ends its life in a cataclysmic explosion, shooting the majority of the star's material, primarily new chemical elements created during the...
Supernovae showered Earth with radioactive debris
False color image of Cassiopeia A using Hubble and Spitzer telescopes and Chandra X-ray Observatory.
Credit: NASA/JPL-Caltech
An international team of scientists has found evidence of...
