The comet, called 3I/ATLAS, is the third known interstellar object that has come through our solar system. As it flies deeper ...

A new study of dinosaur biodiversity challenges the belief that the megafauna were on their way out 66 million years ago ...

Asteroid 2025 PN7, which was recently discovered, turns out to be a quasi-moon, an object that orbits close to the Earth. It ...

A small asteroid named 2024 PN7 is moving close to Earth, sparking false claims about a second moon — here’s what scientists actually say.

No, NASA didn’t confirm a second moon, but scientists did discover something else that’s been traveling with Earth for ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

Earth has dodged a celestial bullet, but the moon might not be so lucky, and that has scientists keeping their telescopes and minds trained on a massive asteroid called “2024 YR4.” That’s not its ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

A GIANT asteroid that risks crashing into the Moon could be nuked before it makes impact. Scientists are looking into the possibility of destroying the so-called “city-killer” asteroid ...

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

Learn how astronomers spotted 2025 TF, an asteroid that passed just 266 miles over Antarctica in early October 2025.