Four astronauts — Reid Wiseman, Victor Glover, Christina Koch, and Jeremy Hansen — are circling Earth aboard the Orion ...

The organic molecules discovered by NASA’s Curiosity rover could have been formed by life, but they could have also come from ...

NASA's Curiosity Mars rover has uncovered a diverse mix of organic molecules on Mars, including chemicals widely considered ...

Among the cache were seven never-before-seen molecules on Mars, including a nitrogen heterocycle, a ring-shaped structure ...

Some Earth-based microbes may be tougher than expected, raising new questions about survival beyond our planet.

The largest section of the space rocket that will launch the next moon mission has been shipped to the Kennedy Space Center.

"This experiment's never been run before on another world," said Amy Williams, an astrobiologist working on the Curiosity ...

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a frozen desert where even a thin wisp of air struggles to hold on. NASA’s ...

NASA confirmed Thursday that SpaceX will launch the European Space Agency’s Rosalind Franklin Mars rover, perhaps as soon as ...

If all goes according to plan, MMX will arrive in orbit around Mars in 2027 to begin mapping and analyzing Phobos and Deimos ...