When space telescopes blazed with high-energy radiation for hours earlier this year, astronomers suspected that they were ...

Considering the immense size of the universe, it's no surprise that space still holds plenty of secrets for us. Recently, ...

Astronomers recorded the longest gamma-ray burst in history, GRB 250702B, that may be a cosmic event completely new to ...

An ultra-fast flash from the galaxy M82 reveals what may have been a rare "extragalactic magnetar giant flare." ...

The hydrogen bomb, unlike the atomic bomb used on Hiroshima, generates energy through fusion by fusing isotopes of hydrogen, ...

Stars often fall into black holes, and now it seems the opposite can also occur, producing an extra long-lasting explosion as ...

Astronomers detected millisecond pulsations in a gamma-ray burst, confirming that newborn magnetars can power the universe's most extreme explosions. The burst, catalogued as GRB 230307A, erupted on ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

Astronomers have discovered a new type of cosmic explosion, challenging existing theories about star deaths ...

The Big Bang may have spawned these theoretical black holes, whose lives are thought to end in a burst of extremely energetic particles.

Researchers have detected a gamma-ray burst outside of the Milky Way that's unlike any previously observed. There's no ...