Australia's SpIRIT nanosatellite has snapped its first "selfie" from space, marking a successful start to its mission.

Astronomers are trying to understand what caused a series of gamma ray bursts, or GRBs — the most powerful explosions in the universe. These energetic bursts are typically unleashed by the incendiary ...

A team of astronomers have observed an explosion in the universe unlike any ever witnessed before. The gamma-ray bursts from outside the Milky Way galaxy repeated several times over the course of a ...

CAPE CANAVERAL, Fla. (AP) — Scientists have discovered a gamma ray explosion outside our galaxy that’s not only exceptionally powerful, but also long-lasting. The world is heading to add 57 superhot ...

"The alternative is that we are seeing something entirely new!" When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers are trying to ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The "cosmic pinwheel" that astronomers feared could one day shower Earth with lethal gamma rays ...

CAPE CANAVERAL, Fla. (AP) — Scientists have discovered a gamma ray explosion outside our galaxy that’s not only exceptionally powerful, but also long-lasting. Telescopes on Earth and in space — ...