Williams leaves NASA with a resume few astronauts can match. Over the course of her missions, she logged 608 days in space, ...

Veteran NASA astronaut Suni Williams announced her retirement Tuesday. Her extended mission to orbit due to the troubled Boeing Starliner test flight was her final foray.

Slowed by four main parachutes in predawn darkness, the SpaceX Dragon Endeavour spacecraft descended and splashed down in the ...

Mars may have once possessed an ocean at least as large as Earth's Arctic Ocean, a new study suggests. Previous research ...

Elon Musk and President Trump’s detente may benefit them, but restoring Musk’s influence and access to NASA funds offers little to the public; a Mars colony is costly, risky and misguided.

MAVEN has remained silent since Dec. 6 despite repeated attempts to contact it, according to NASA. As part of the recovery ...

Two Americans and astronauts from Japan and Russia landed in a SpaceX capsule in the Pacific Ocean after a medical issue ...

A University of Arizona-led team using a camera orbiting Mars has captured the closest images yet of an interstellar comet so rare that it has sparked wild speculation about its alien origins. The ...

For more than 25 years, humans have lived and worked continuously aboard the International Space Station, conducting research ...

NASA’s Gateway is coming to life with a solar-powered spacecraft built to light it up—and move it around the Moon.