Something called a "quasi-moon" was discovered in August, and now many are wondering if we should count our new neighbor as a ...

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

NASA's OSIRIS-APEX mission, which was one of 19 designated to be canceled by the Trump administration, has been saved from ...

There are many programs that detect near-Earth asteroids as part of countries' planetary defense strategies. In the case of ...