New simulations suggest Uranus and Neptune may contain far more rock than ice, offering fresh explanations for their unusual ...

You can tune in to see live views of the Geminid meteor shower as it peaks overnight on Dec. 13-14, thanks to a free ...

Researchers employing the James Webb Space Telescope and Canada's NIRISS instrument have observed exoplanet WASP-121b getting ...

James Webb finds a hot planet that is tidally locked with its parent star, is coated with a thick atmosphere of volatile chemicals.

A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA ...

NASA’s James Webb Space Telescope has detected the best evidence ever recorded for an atmosphere on a rocky exoplanet.

The James Webb Space Telescope's Near Infrared Camera (NIRCam) captured a massive stellar jet in the Sharpless 2-284 (Sh2-284 ...

For the first time, scientists have continuously monitored a planet's escaping atmosphere over a complete orbit, revealing ...

Neptune’s never looked like this before. Using the James Webb Space Telescope, astronomers have captured new high-resolution images that reveal stunning auroras and something even stranger: an object ...

For the first time, scientists have directly detected molecules in a Frisbee of gas and dust swirling around an alien ...

Grant and Cugno used the James Webb Space Telescope (JWST) to pick out the infrared glow from the disk of gas and dust ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view ...