"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

Asteroid 2025 VP1 is hurtling through space at more than 18,300 miles per hour, the space agency has reported.

The European Space Agency (ESA) announced the discovery of the 40,000th near-Earth asteroid, a lot more are still out there.

We know of three interstellar objects (ISO) that have visited our inner solar system. Oumuamua was the first one, and it came ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

They recreate how a camera would see objects traveling at 99.9% of the speed of light, revealing surprising relativistic ...

For the next half-century, Earth will have a new celestial companion. A small asteroid, officially designated 2025 PN7, has ...

Two house-sized asteroids are making close approaches to Earth this week, drawing attention from NASA's planetary defense ...

A rare sight in the night sky caused early confusion when Comet Borisov was wrongly identified as interstellar object ...

The Earth has just added its seventh confirmed quasi-lunar moon. It is 2025 PN7, a small Apollo-type asteroid detected in August solely by its brightness, thanks to the Hawaiian Pan-STARRS 1 telescope ...

While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...