Lockheed Martin has unveiled a new proposal to take over NASA's beleaguered Mars Sample Return mission for less than half the ...

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

Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...

Our universe just got a lot weirder. From planets with rings larger than the Sun to alien worlds where it rains molten iron or glows magenta, NASA’s latest exoplanet discoveries are challenging ...

The spacecraft now almost tips upside down relative to Mars to give its radar the best view. The Mars Reconnaissance Orbiter ...

A new gas giant world discovered by citizen scientists using data from NASA's exoplanet-hunting spacecraft TESS is cool, ...

NASA has made a new out of this world discovery. NASA's James Webb Space Telescope recently captured evidence of a new planet ...

NASA’s Mars Reconnaissance Orbiter has learned to pull off daring 120-degree rolls that give its SHARAD radar ...

Proxima Centauri b is the closest known exoplanet to our solar system that is thought to be within the habitable zone of its star.

NASA has discovered an interstellar comet that's wandered into our backyard. Luckily, it won't get near enough to be a threat ...

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

Nature - PHOTO: Evidence for a sub-Jovian planet in the young TWA 7 disk An initial analysis suggests the object could be a young, cold planet with a temperature near 120 degrees Fahrenheit, NASA ...