A cosmic explosion with an energy equivalent to the output of a billion suns went unnoticed by astronomers until they caught ...

An underwater observatory recently detected a startlingly energetic cosmic neutrino. One possible cause involves a phenomenon ...

A new analysis from NASA using the Hubble Space Telescope shows that the Crab Nebula, the remnant of a supernova recorded in ...

NASA’s Hubble telescope captured an “extraordinarily” rare moment of a comet exploding into fragments, the space agency said.

A fridge-size space rock spectacularly broke apart over Ohio at 40,000 mph, creating a loud boom and a rare "fireball" that ...

A doctoral candidate from the University of Washington may have heard a cosmic explosion that explains how the Moon came into ...

Researchers say the "powerful engine" behind superluminous exploding stars had been hidden for years — until a "chirp" from the cosmos helped confirm their link.

A loud boom echoed across Texas on Saturday, March 21. Residents initially feared an explosion. Officials confirmed the sound ...

Gamma-ray bursts are the universe's most violent flashes — capable of releasing more energy in a fraction of a second than ...

Astronomers have discovered that the birth of neutron stars with magnetic fields trillions of times stronger than Earth's magnetosphere is the "magic trick" behind superbright supernovas.