New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

Few things in space are as bright as a supernova, but recently astronomer captured a flash out in the cosmos so great their ...

Today in the history of astronomy, satellites Vela 3 and 4 make the first detection of gamma-ray bursts.

SiliconRepublic.com visited the EIRSAT-1 mission control at University College Dublin, just weeks before the project comes to ...

The satellite spotted a mysterious 150-second X-ray flare, named EP240414a, from a dying star 4 billion light-years away.

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

Astronomers celebrated the release of the first images from the Rubin Observatory — and registered hundreds of its first ...

Since it is only detecting the gamma ray pulse, the BhangmeterV2 is only sensitive to nuclear events within line-of-sight, which is really not where you want to be relative to a nuclear event.

Scientists have developed the longest and most complex simulation to date of a binary neutron star collision that results in the formation of a black hole and a jet. The breakthrough will massively ...

Using NASA's Chandra spacecraft and ESA's XMM-Newton satellite, astronomers have investigated the galaxy NGC 7793, searching for supernova remnants (SNRs). As a result, they discovered four new X ...