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

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 ...

Mars has two moons, but they're not quite like Earth's moon. That's raised a lot of questions about where they're from, ...

Viral speculation that earth was now home to a second moon has circulated social media over the past days, but astronomers ...

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 ...

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 mini-moon/asteroid will only be joining Earth's orbit temporarily before it returns to its other orbital path.

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

Astronomers claim that this space rock has been performing a complicated orbital dance around Earth since the 1960s and will ...

The 2025 PN7 is Earth's newly confirmed quasi-moon, a tiny asteroid (approx. 19m wide) that orbits the Sun in sync with our ...

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

Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as ...