Set to launch within a few months, NISAR will use a technique called synthetic aperture radar to produce incredibly detailed ...

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

Currently, six planets are visible in the sky in a line—and soon enough, a seventh will join them, according to the BBC. And ...

In his prepared remarks, Trump, a longtime backer of U.S.-led space exploration and exploitation, singled out Mars and left ...

Venus, Saturn, Jupiter and Mars are all visible after sunset, but social media claims about it being a rare "planetary ...

Six planets will form a rare planetary alignment in the night sky on Jan. 21; here is everything you need to know about the ...

Because planets always appear in a line, the alignment isn't anything out of the norm. What's less common is seeing so many bright planets at once.

The asteroid is estimated to be between 656 and 1,443 feet across, and will pass at 16 times the distance to the moon.

NASA proposes a faster, cheaper plan to bring Mars samples to Earth, aiming for delivery by the 2030s while cutting costs ...

A rare parade of planets will light up the night sky throughout January. Six planets will be in alignment for the rest of the ...

NASA's LEXI instrument is set to land on the moon's surface sometime this month. Using X-ray sensors, the device will watch ...