A moon is generally understood to be an object that orbits a planet (although what counts as a planet is itself a contentious matter). Beyond that, a more precise, official defini ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...

An asteroid named 2025 PN7 has been in quasi-orbit of Earth for approximately 60 years. It's expected to stay there for ...

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

The Moon is not, in fact, a giant cosmic wheel of Gouda. In a landmark paper published in Nature, researchers from the French ...

The US military is set to enhance its surveillance of the Moon’s vicinity, aiming to monitor “potential threats” that could ...

Earth's natural satellite, the moon, is typically pale gray, white, or yellowish; however, every once in a while, it appears to change its color to red or copper. This phenomenon is called a blood ...

Is a sun a star or a planet? While science now agrees the sun is a star, new telescopes may soon challenge how we define ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. WELLINGTON, New Zealand (AP) — A satellite ...

Here are some quick facts about supermoons and how you can possibly make the most of it when the full moon shines down over Indiana this week.

The moon is rusting. Earth's moon. It's rusting. Scientists have discovered hematite, a common iron-oxide (rust) mineral, forming at the lunar poles. Rust is a common chemical reaction found on Earth ...