Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

He recently added a new mystery to the list: Is China quietly building the world’s biggest telescope? He would like to know, ...

Hubble Space Telescope imagery of Saturn, captured from 2018-2024, has been time-lapsed. Footage courtesy: NASA, ESA, Amy ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

Astronomers have caught a rare type of black hole in the act of devouring a star—an event that lit up the universe in X-rays.

The swirling spiral galaxy in this NASA/ESA Hubble Space Telescope image is NGC 3285B, which resides 137 million light-years ...

Webb has been orbiting more than a million miles from Earth, capturing breathtaking images of deep space. But how does it ...

A rogue, middle-mass black hole has been spotted disrupting an orbiting star in the halo of a distant galaxy, and it's all ...

Could our location in space be skewing cosmic measurements? A new study suggests a giant void may explain the Hubble tension.

NASA’s Hubble Space Telescope and NASA’s Chandra X-ray Observatory have teamed up to identify a new possible example of a ...

A hidden companion star of Betelgeuse, long suspected by Hungarian astronomers, has finally been observed directly, ...