Astronomers have long been fascinated by the idea that Earth could harbor small, temporary satellites, known as minimoons, that briefly orbit the planet before escaping back into space. A recent ...

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

In 2022, NASA rammed a spacecraft into an asteroid to see if it could alter its orbital period around its parent asteroid.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Discovered in Niger in 2023, the rare chunk weighs 54 pounds and represents more than 6 percent of all Mars material on Earth ...

What was it like to track the rising danger of this asteroid, and to ultimately determine that it’d miss us? This is the ...

YR4 won’t hit Earth, but a 4% chance remains for a lunar impact. ESA's upcoming NEOMIR telescope could revolutionize early ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Space enthusiasts are tracking Asteroid 2025 MM. It is airplane-sized. It will safely pass by Earth this week. The asteroid ...