The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track it and spot it.

James Webb Space Telescope data reveals chemical evidence of massive early stars, offering clues about the formation of supermassive black holes ...

Webb spots a bizarre exoplanet with a carbon-rich atmosphere orbiting a pulsar, defying theories of how planets form.

But in this case, the companion is officially considered an exoplanet, not a star. The International Astronomical Union ...

Spend 8 minutes with an image that has changed astronomy forever - the first-ever deep field view of galaxy cluster SMACS ...

The most powerful telescope in history. The James Webb Space Telescope's "jewel-filled" photos are stunning. CNN legal ...

The next-gen Nancy Grace Roman Space Telescope is slated to explore vast cosmic voids to uncover the hidden forces shaping ...

Yu-Jing Qin, a postdoctoral researcher at California Institute of Technology (Caltech), led a series of spectroscopic ...

Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been ...

Two of NASA's giants of cosmic discovery, including a rover that launched from Florida, have been named among Time's best ...

The picture that pops up before our inner eye when we hear the word "satellite" is probably this: Two extended solar "wings" ...