Journey into solitude and resilience with this incredible documentary about an astronaut’s year-long mission. Discover what ...

NASA astronaut Nichole Ayers captured an electrifying image of a giant lightning "sprite" shooting up over Mexico and ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

Boeing's new satellites will fly roughly 35,700 km above the Earth's surface, providing constant coverage for warfighters.