Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

NASA’s Habitable Worlds Observatory "will draw on technologies proven by the agency’s Hubble, Webb and upcoming Roman Space ...

Astronomers studying the Kuiper Belt have detected a strange distortion that could point to an unknown planet lurking far beyond Neptune.

A 1,300-pound NASA satellite is expected to crash through Earth's atmosphere March 10, 2026, with some of the spacecraft possibly surviving re-entry.

Four years ago, NASA purposely smashed a spacecraft into a small asteroid to see if they could deflect it—a test to prove humanity could protect Earth from threatening space rocks.

NASA's DART mission didn’t just change the orbit of Dimorphos, the asteroid it hit. It changed the orbit of the larger ...

A small, round piece of asteroid Ryugu (sample #91), called “S-lunar,” contains tiny particles (less than 1 mm) that will allow planetary scientists to study the magnetic signature of the early solar ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

A huge solar storm struck Mars in 2024, supercharging its upper atmosphere and briefly disrupting spacecraft orbiting the Red Planet.

The targeted collision of a space probe with an asteroid moon can change the orbit of the main asteroid around the sun. The Dart experiment has shown this.

NASA's DART mission launched from California changed not just the orbit of Dimorphos, the asteroid it hit, but the larger Didymos' path around the sun.

The NASA DART spacecraft shifted the orbits of two asteroids around the sun after intentionally crashing into one of them.