Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Because the Earth is doing the work of increasing the Moon's momentum, the Earth's rotation slows down in turn, as its ...

If asteroid 2024 YR4 hits the Moon, it could launch dust and small rocks into space, creating micrometeoroid debris in low Earth orbit.

The Earth is getting a second moon for a limited time beginning the end of September. An asteroid will come close enough to Earth to temporarily enter its orbit at the end of the month, a phenomenon ...

Lunar minerals generate the rust mineral hematite when bombarded with high-energy oxygen particles, experiments show.

Starting today through Nov. 25, Earth will have a temporary companion — a mini-moon. Technically, it’s not a real moon but rather a 37-foot asteroid called “2024 PT5” believed to be from the Arjuna ...

Later this month, the earth will briefly gain a new moon. An asteroid called 2024 PT5 will be making a horseshoe-shaped partial orbit around Earth before it breaks free of our planet's gravitational ...