The Moon, our constant celestial companion, is drifting away from Earth at a slow but measurable rate. According to a ...

Because the Earth is doing the work of increasing the Moon's momentum, the Earth's rotation slows down in turn, as its momentum goes to the Moon. To put it another way, as the Moon's orbital momentum ...

The bold question-askers at What If explore what Earth would be like as a moon of Jupiter. New details emerge on Kirk ...

The asteroid known as 2024 YR4 is out of sight yet still very much on scientists’ minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...

A few nights ago, while taking a walk, I looked up and saw the Moon particularly round, with a few wispy clouds drifting nearby. Suddenly, a silly thought popped into my head—what if the Moon suddenly ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our planet in a similar orbit for 60 years.

It’s a general rule in science that the more you know about some aspect of the natural world, the better you understand it. But rules are sometimes broken, and the question of how Earth got its Moon ...

Changes to space policies and projects indicate an administration’s bigger goals, writes Joelle Renstrom. Which is why the ...

2025-PN7 is around 62 feet (19 meters) wide, and it’s between 2.8 million miles and 37.2 million miles away from Earth. It ...