Astronomers have conducted multiwavelength observations of a recently detected fast X-ray transient designated EP241107a.

'We found a much stronger signal, and in a different part of the sky, than the one we were looking for.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

But don't worry, no laws of physics are being violated. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In a distant corner of the universe, ...

Every time Morgan publishes a story, you’ll get an alert straight to your inbox! Enter your email By clicking “Sign up”, you agree to receive emails from ...

Is there anything more dramatic than an exploding star? More than just extraordinarily bright, energetic events that can ...

Gamma-ray bursts are among the most powerful events in the universe, ignited when stars die in massive explosions or when they merge in … massive explosions. As these violent cosmic explosions occur, ...

Sept. 24 (UPI) --A new model of gamma ray bursts suggests the blasts that trigger the cosmic phenomena may travel faster than the speed of light within surrounding gas clouds. The creators of the new ...

5 January 2005 — The Swift X-ray Telescope (XRT) has seen first light, capturing a dazzling image of Cassiopeia A, a well-known supernova remnant in the Milky Way galaxy, and also has discovered its ...

Scientists have detected a short burst of gamma rays from the collision of two neutron stars that put out more energy in a half-second than the Sun could in its 10-billion-year lifespan. Designated ...

Researchers have observed a gamma-ray burst with an afterglow that featured the highest energy photons -- a trillion times more energetic than visible light -- ever detected in a burst. Gamma-ray ...

Astronomers have discovered an unexpected and unexplained feature outside our Milky Way galaxy that's radiating high-energy light called gamma rays. The team behind the discovery, including NASA and ...