This October, the astronomy world will be abuzz with night-sky happenings, from a bright and potentially naked-eye-visible ...

This month, Earth will briefly gain a second moon, a small asteroid known as 2024 PT5. You'll need some special equipment to ...

After a four-week hiatus, NASA has republished a document seeking ideas for how to repurpose a pair of smallsats for an asteroid mission, removing many technical details about those spacecraft in ...

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 ...

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

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.

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.

Mini moons are just asteroids that get trapped between the Earth and the moon's gravitational pull, so they can't pass us by ...