Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

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

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

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

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 ...

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...

A rare Jupiter-sized planet AT2021uey b was found 3,200 light-years away using microlensing, a method based on Einstein's ...

Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest?