NASA’s Fermi Gamma-ray Space Telescope "detected none of the high-energy gamma-ray light" from a nearby supernova. NASA ...

Observations from high-flying aircraft revealed that thunderclouds act as natural particle accelerators, emitting energetic ...

New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

A sudden, record-breaking gamma-ray burst lit up the cosmos—leaving scientists stunned and searching for answers. the ...

"Magnetar birth rates and formation scenarios are among the most pressing questions in high-energy astrophysics." ...

Gamma-ray bursts (GRBs) are the most energetic events ever observed in the universe. These powerful outbursts can shine a ...

By mapping the brightest explosions in the universe, scientists may have uncovered a megastructure that defies our ...

Astronomers say the extreme magnetic field of Magnetar SGR 0501+4516 could ‘rip apart every atom inside the body’ ...

Researchers using NASA's Hubble Space Telescope have discovered the magnetar called SGR 0501+4516 is traversing our galaxy ...

John Grunsfeld has a model of the Hubble Space Telescope on his bookshelf. It's right next to a model of a NASA space shuttle ...