Blue Origin and NASA are teaming up on a new mission to protect Earth from asteroids, building on NASA's DART success.

Our solar system is a lot like the story of Goldilocks and the Three Bears. Planets that are located close to the sun can be too hot, while those located further from the sun can be too cold, making ...

Historically planetary defense research has focused on deflecting asteroids by using momentum to nudge their cosmic course ...

NASA’s Planetary Defense Coordination Office sounds like something out of a disaster movie, but its work is far more methodical than cinematic. Instead of scrambling at the last minute, the office ...

The first photo, taken by Artemis II commander Reid Wiseman, shows the entire planet, and both the Northern and Southern ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth’s chemical makeup solidified just three million years after the Solar System formed—yet it was a later collision with ...

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered an extrasolar planet orbiting TOI-4616—a nearby M-dwarf star. The newfound alien world, ...

WASHINGTON — NASA’s planetary science program, while spared steep cuts proposed last year, is still facing a funding shortfall that requires “strategic choices” about which missions to continue.

Artemis II, NASA's first crewed mission to the moon in more than 50 years, launched Wednesday, April 1. It represents a shift ...