The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

Watch the waning gibbous moon, Saturn, and Neptune meet in the night sky around midnight on July 16. The trio will travel ...

Astronomers have spotted an alien planet orbiting so closely to its home star, the planet's magnetic field is triggering ...

A startup called Gigablue claims to have reached a milestone by selling 200,000 carbon credits for its ocean-based carbon ...

Shares of Planet Labs ( PL 11.24%) climbed on Thursday, closing up 11.2% as of the 1 p.m. ET early market close for the ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

A meteor shower, a planet sighting, and a full moon. Here's how to see all of space's eye-catching activity in July.

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...