A rare, extremely energetic cosmic ray has mysterious origins
The “Oh-My-God” particle has a new companion. In 1991, physicists spotted a particle from space...
‘Bouncing’ comets may be delivering the seeds of life to alien planets, new study finds
The origin of life is one of the greatest scientific mysteries in the universe. Currently,...
Newfound ‘moon’ around asteroid Dinkinesh is actually two tiny moons touching
On its first asteroid flyby on Nov. 1, NASA's Lucy mission discovered that the main...
Pluto may have an ice-spewing ‘supervolcano’ the size of Yellowstone, New Horizons data reveals
Demoted planet Pluto may have an ice volcano on its surface the size of Yellowstone,...
Scientists detect fastest-ever fast radio bursts, lasting just 10 millionths of a second
Astronomers just found the fastest known radio pulses from outside our galaxy hiding in 30...
Strange elements unknown to science may lurk in the hearts of asteroids, new study suggests
A handful of asteroids in our solar system are so dense that no element on...
JWST plucks one single star out of a galaxy seen 12.5 billion years ago
The massive gravity of galaxy cluster MACS0647 acts as a cosmic lens to bend and...
JWST’s hunt for distant galaxies keeps turning up surprises
When Brant Robertson saw a new measurement of the distance to a familiar galaxy, he...
Meet Jane Rigby, senior project scientist for JWST and advocate for LGBTQ+ astronomers
One of a telescope operator’s primary jobs is to keep any stray light out of...
Scientists have finally ‘heard’ the chorus of gravitational waves that ripple through the universe
This undated photo provided by researchers in June 2023 shows the Arecibo Telescope in Puerto...