Explore how the Chandra X-ray Observatory captures high-energy details in space that other telescopes cannot detect, offering ...

Comet 3I/ATLAS nears Earth on December 19, 2025. This interstellar visitor displays an unusual green glow. Scientists are ...

"We might lose the ability to observe about 30% of the faintest galaxies. We are at the point of starting to be able to see ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

A faint, ancient flash of light detected by the James Webb Space Telescope (JWST) has broken the record for the most distant ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

Astronomers urged Chile to relocate a planned hydrogen plant, saying it could raise light pollution and affect major observatories in the Atacama Desert ...

TNO, the Netherlands Organisation for Applied Scientific Research, has signed its first contract with the W. M. Keck Observatory to initiate the design of Keck’s Adaptive Secondary Mirror (ASM).

NASA has completed assembly of the Nancy Grace Roman Space Telescope, preparing for final testing and launch by May 2027 to ...

For 10 months, a SETI Institute-led team watched pulsar PSR J0332+5434 (also called B0329+54) to study how its radio signal ...

A never-before-seen blast from a supermassive black hole was spotted by two sophisticated X-ray space telescopes. This giant ...