Brightest Gamma-Ray Burst Ever Observed Reveals Cosmic Secrets
On Oct. 9, 2022, astronomers recorded an extraordinary flash of high-energy light. This gamma-ray burst (GRB 221009A), nicknamed the “BOAT”…
PSR J0922+0638 Pulsar Keeps Glitching Every 550 Days, Scientists Are Intrigued
PSR J0922+0638 is one of the pulsars, which are typically ultradense remains of a massive star that exploded as a…
Scientists Recreate Cosmic Ray Physics Using Cold Atom in New Laboratory Study
For the first time, researchers have managed to simulate a fundamental process of cosmic particle acceleration in a laboratory: the…
Scientists Say Dark Matter Could Turn Failed Stars Into ‘Dark Dwarfs’
Astronomers now propose that “failed stars” known as brown dwarfs could be powered by dark matter. Dark matter makes up…
Astronomers Capture First-Ever Image of a Dead Star That Exploded Twice in Rare Supernova Event
For the first time, a team of astronomers has captured a clear image of a white dwarf star that exploded…
Webb Telescope Spots Possible Jellyfish Galaxy 12 Billion Light-Years Away
Astronomers have discovered a new “jellyfish” galaxy about 12 billion light-years away using the James Webb Space Telescope. It appears…
NASA’s Chandra Reveals Stunning Multi-Wavelength Image of Andromeda Galaxy
NASA’s Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes X-ray, ultraviolet,…
Most Distant Mini-Halo Discovered in Galaxy Cluster 10 Billion Light-Years Away
Astronomers have detected a vast cloud of energetic particles — a ‘mini-halo’ — around one of the most distant galaxy…
Vera C. Rubin Observatory Unveils First Images, Hints at Universe’s Dynamic Secrets Ahead
From a mountaintop in Chile, the Vera C. Rubin Observatory has taken the first public images of the cosmos, which…
NASA’s Chandra Spots Unexpectedly Strong Jet from Distant Black Hole at Cosmic Noon
A black hole 11.6 billion light years from Earth has unleashed a compelling jet, according to new observations from NASA’s…