When NASA's DART mission crashed into the asteroid Dimorphos, the first stage of the impact saw the spacecraft's solar panels ...

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

NASA astronaut Nichole Ayers photographed a rare atmospheric phenomenon over the US and Mexico known as a "sprite" that's ...

NASA’s Dragonfly rotorcraft lander is designed for flight on Saturn's moon Titan. See a "half-scale Dragonfly lander model" ...

Scientists thought this crater in Australia was the world’s oldest – but an independent analysis shows they might be off by ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and ...

NASA astronauts Nichole Ayers, Jonny Kim and Anne McClain marked Independence Day with a few heartfelt words for their ...

A sudden burst of red light flickered above a thunderstorm, and for a brief moment, Earth’s upper atmosphere revealed one of its most elusive secrets.

White House takes aim at several projects failing to meet cost and schedule estimates—and several more that aren’t.

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...