NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

Scientists have for the first time mapped the 3D structure of an exoplanet’s atmosphere, uncovering violent winds and bizarre ...

"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...

It is partly thanks to image processing technology in the scanner but also a special material called cadmium zinc telluride ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

Gamma-ray bursts (GRB) are some of the most perplexing phenomena in nature. Even though astronomers have detected about ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

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

Interstellar comet 3I/ATLAS is a chemical goldmine, holding life's building blocks four times richer than local comets.

Astronomers have observed the longest-ever gamma-ray burst — a powerful, extragalactic explosion that lasted over seven hours ...

Dusty stars close to the Milky Way’s black hole stay stable for years. New infrared data shows they survive gravity and ...