Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Bennu, which comes closest to Earth every six years at a distance of 299,000 km, has a one-in-2,700 chance of colliding with ...

As well as Aten asteroids being hard to find because they’re always lost in the sun’s glare—such as the famous asteroid Apophis— asteroids can slightly change their course over time ...

The risk of impact is likely to drop to zero as observations of Asteroid 2024 YR4 continue.

Near-Earth Objects (NEOs) are asteroids or comets nudged into our neighborhood of space by the gravitational attraction of nearby planets. They are chunks of rock, metal or ice left over from the ...

What's an asteroid? Asteroids are space rocks orbiting the sun that are considerably smaller than planets. Scientists believe they're the leftovers from the solar system's formation 4.6 billion ...

A swarm of interplanetary dust, rocks, comets and asteroids thought to be responsible for two famous impacts here on Earth has been found to be not quite as menacing as astronomers had feared.

For example, during the famous Perseid meteor shower ... Young families of asteroids contain a lot of small fragments left over from collisions. Most of the meteorites are regular chondrites ...

There are plenty of moons orbiting around the planets in our solar system — Saturn, for example, has well over 100 known ...