The closest of the asteroids to us—estimated to be about the size of a car—is whizzing through space at 27,358 miles per hour ...

According to NASA, an asteroid named 2024 YR 4 could hit Earth in December 2032. The space rock is between 130 feet and 330 ...

A large asteroid could be heading toward Earth within the next decade, and there's a small chance it could strike the planet, according to NASA.

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

Chorus waves are mysterious, chirping signals produced by spiraling plasma inside our planet's magnetic field. But a new ...

"This is the most powerful volcanic event ever recorded on the most volcanic world in our solar system — so that's really saying something." ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.