As mankind was planning the first moon landing in the 1960s, an asteroid approached Earth—and still hasn’t left.

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually. In a new study, planetary scientist Julio A. Fernández of Uruguay’s Universidad ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet ...

The Asteroid 2025 PN7 will orbit near the Earth as a quasi-moon until 2083, when it will drift away at high speed after ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

THAT’s NO MOON - Earth doesn’t just have one moon; sometimes, it has a companion satellite or “mini-moon.” Discovered on ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of ...

According to NASA, "Asteroid 2024 YR4 is now too far away to observe with either space or ground-based telescopes. The space ...

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

LOS ANGELES — A NASA spacecraft has spied what appears to be an inactive volcano on the surface of Ceres, the largest object in the asteroid belt between Mars and Jupiter. The volcano is about half as ...