Dark matter doesn't absorb or give off light so scientists can't study it directly. But they can observe how its gravity ...

What was that? More information about a mysterious, energetic burst, formally known as a gamma-ray burst (GRB), spotted in space 13 billion light-years away from Earth, has been unveiled. The first ...

"If they were purely made up of stars, they would be the densest galaxies in the universe." ...

A strange X-ray beacon from deep space has revived a decades-old mystery and opened a window onto one of the universe’s most violent possibilities. Astronomers now suspect that this flicker in the ...

"Stars like the sun don’t just stop shining for no reason." ...

The interstellar comet 3I/ATLAS has turned into a natural physics lab, and the Hubble Space Telescope is sitting in the front ...

Scientists recently discovered a mysterious object in outer space that, for a time, was sending out regular bursts of energy in a way that researchers hadn't previously observed. According to an ...

Add Yahoo as a preferred source to see more of our stories on Google. This image shows the location of Cloud-9, which is 2000 light-years from Earth. The diffuse magenta is radio data from the ...

One of the James Webb Space Telescope’s (JWST) earliest mysteries was that of the little red dots, which researchers have ...

NASA is sensationally mulling over the first-ever medical evacuation of its International Space Station astronauts over a mysterious health issue with one of its crew. The space agency shared the ...

The James Webb Space Telescope may have helped solve a mystery it uncovered in 2022 – mysterious 'little red dots.' ...