Asteroid 2024 YR4, a celestial body roughly the size of a small building, has captured global attention due to its potential ...

Though harmless itself, its passage through the solar system is helping researchers test the systems, partnerships and knowledge needed to keep Earth safe.

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

According to NASA, "Asteroid 2024 YR4 is now too far away to observe with either space or ground-based telescopes. The space ...

A small asteroid, called 2025 TP5, safely flew by our planet on Oct. 15 at about a quarter of the distance to the moon.

NASA is studying interstellar object 3I/ATLAS to refine its planetary defence systems, using the comet's rare trajectory as a ...

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically ...

NASA has warned of a new cosmic phenomenon that could affect Earth. It is neither the comet 3I/ATLAS, nor the already famous ...

Researchers have found evidence of a previously unknown asteroid impact, but the crater is still at large. The clues of this bygone cataclysm consist of tektites—a type of natural glass that forms ...

Ryugu’s samples reveal that water activity on asteroids lasted far longer than scientists thought, possibly reshaping ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

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