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

Quasi-moons are not real moons and don't actually orbit the Earth, although they sometimes appear to do so for short periods of time, Phil Nicholson, professor of astronomy at Cornell University, told ...

The discovery of a new celestial object in the Earth's neighborhood has created a buzz online asking whether the planet now ...

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

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without ...

(via minutephysics) We think of the moon as orbiting the earth, following a spiraling trajectory as the earth itself orbits the sun. But this is wrong. Not only is the moon's orbit NOT a spiral ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of an asteroid orbiting the sun alongside Earth, much like the potential new ...

The Earth now has another moon to tag along during its orbit around the Sun. Astronomers found out that the Earth has two ...

Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth orbits the sun once a year, and it rotates on its axis about once a day (depending on your ...

On hearing the words "city killer" and "asteroid" in the same sentence, you'd be forgiven for thinking something bad is about to happen. But not to fear. Although an asteroid with the potential to ...

Here’s a trick question: How many moons does Earth have? And to be clear, I mean natural satellites, not human-made ones. I remind you, this is a trick question. The answer is one—the moon. See?