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 ...

Does the earth have two moons? A quasi-moon has appeared in the sky, but what is the story with the rock orbiting our planet ...

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.

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...

A small asteroid named 2024 PN7 is moving close to Earth, sparking false claims about a second moon — here’s what scientists actually say.

Earth still only has one true natural satellite — our 2,159-mile-wide moon oribiting about 239,000 miles away. However, ...

As of Tuesday, Oct. 21, the moon phase is New Moon. This means that 0% of the moon will be lit up tonight, according to ...

Austin DeSisto captured this perfectly timed shot of the full Harvest Moon as it passed behind the tip of the Washington ...

There are "blood," "super" and "blue" moons, and then there's the "black" moon. The "black moon," a rare phenomenon that occurs during a new moon phase of the lunar cycle, will occur this weekend. But ...