No need for farewells, 2024 PT5 may drop in again in 2055 Everybody be on their best behavior: Earth has a visitor. 2024 PT5 ...

Europe is circling back to Dimorphos—the asteroid that NASA had pushed off course. Europe's space agency is launching the HERA mission on October 7 to explore the asteroid up close.

On Sunday, Sept. 29, Earth captured a new "minimoon" called 2024 PT5. The bus-size asteroid is expected to orbit our planet ...

Here’s the deal: On Sept. 29 Earth’s gravity snagged a “mini moon” and pulled it into our orbit. This second moon is ...

Astronomers and biologists have long believed that a lot of the chemistry necessary for life was imported to Earth aboard ...

A crater-rich dwarf planet named Ceres located in the main asteroid belt between the orbits of Mars and Jupiter was long thought to be composed of a materials mixture not dominated by water ice.

A new study sheds light on the birthplace of asteroid Ryugu, which is now believed to have formed near Jupiter.

This fall, the Earth will have a temporary cosmic companion. Astronomers have discovered that a “mini moon" will orbit our ...

Orbiting our planet in a horseshoe-shape, the moon will eventually return to a heliocentric orbit, which is around the Sun.

Scientists at Yale and the Southwest Research Institute proposed a theory that Earth's gold and Platinum came from space.

And the M-Argo satellite, with a launch planned for 2025, will study the shape, mass and surface minerals of a ...

Asteroids are ripe for mining. Some contain gold or platinum. Others could help make rocket fuel. When they're mini-moons, ...