Astronomer Gianluca Masi and his Virtual Telescope Project will host a special livestream on Oct. 24 beginning at 1:30 p.m.

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

Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...

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