"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.

This week, NASA’s has been busy tracking a trio of sizable asteroids hurtling past Earth’s orbit, one traveling as close as ...

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 ...

The path of comet 3I/ATLAS through the solar system has been predicted with an accuracy 10 times greater than previous ...

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

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

NASA is unveiling close-up pictures of the interstellar comet that's making a quick one-and-done tour of our solar system.