Most of us grow up picturing moons as gray, cratered, silent rocks, like the one that hangs over our own backyard. The solar ...

When I say jump, you say how high. Let’s put this to the ultimate test by hopping around the Solar System. Literally. What ...

NASA's Swift Observatory burned up this week. And while the agency has a lot of experience losing beloved hardware, it never ...

There is now a chance to get a personalized boarding pass to space without ever stepping aboard a spacecraft.

NASA is giving space enthusiasts an opportunity to become part of its upcoming journey to one of the solar system's most ...

The Voyager mission not only transformed our knowledge of Jupiter, Saturn and their dozens of moons, it also gave us our first close-up look at the strange and wondrous planets Uranus and Neptune.

If you ask planetary astronomers where the solar system ends, they will say well past the planets, well past the bright band of the Kuiper Belt where Pluto resides, and still further to a shadowy ...

An orbiting atmospheric research spacecraft has detected the pungent gas hydrogen chloride above surface fissures along a ...

NASA's Swift Observatory will burn up this week. And while the agency has a lot of experience losing beloved hardware, it never gets easier.

The moon we see every night is actually only 'half.' The other half has always had a different face.Look up at the sky every ...

SpaceX's acquisition of xAI creates a $1.25 trillion company focused on orbital AI infrastructure, while analysts question the economics, engineering challenges and ambitious deployment timeline.

By Will Dunham WASHINGTON, Nov 4 (Reuters) - An orbiting atmospheric research spacecraft has detected the pungent gas ...