The Europa Clipper mission, NASA's largest planetary science spacecraft to date, aims to determine if Jupiter's moon Europa ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

The James Webb Space Telescope may have detected life-associated gas in the atmosphere of a far-off planet. The news is being ...

A molecule detected on a planet 124 light-years away is produced on Earth by decaying phytoplankton and other microbes. There is no other known source.

NASA's Space Launch System (SLS) continues to make progress toward its Artemis 2 mission planned for next year; SLS is ...

The image of Luke Skywalker gazing wistfully across the desert of Tatooine while a pair of “suns” set on the horizon is among ...

Jupiter is known for its stormy weather, featuring cyclones, anticyclones, large storms, and ammonia-rich plumes that engulf the planet. The planet’s atmosphere is primarily made of hydrogen and ...

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform mixing. Scientists found evidence for a complicated but apparently real ...

The weather forecast for Jupiter calls for clouds with a chance of lightning and "mushballs"—a slushy mix of ammonia and ...

Astronomers have discovered the most distant and thus earliest spiral galaxy ever seen, using the James Webb Space Telescope ...

Scientists have discovered where Earth's water comes from, and say that it wasn't brought to the planet by asteroid impacts ...