The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

Earth's quasi-moons are not actually moons, but temporary asteroids that eventually leave Earth’s orbit JPL-Caltech/NASA A new "quasi-moon" named 2025 PN7 has been discovered, according to a ...

This week NASA announced a list of launch opportunities for Artemis II , the mission that will bring 4 astronauts including ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, according to new research.Related video ...

Earth’s atmosphere is slowly leaking into space, and new research shows some of it reaches the Moon, where it may be ...

As they fly around the moon, the four astronauts of NASA's Artemis II will see views never seen by the human eye. Here's how.

The moon will appear slightly larger and brighter Monday night during what's known as a supermoon. October's supermoon is the first of three this year. It happens when a full moon is closer to Earth ...

This week in Starwatch I want to go back to basics when it comes to the moon. So why does the moon change shape? Why is it a crescent on one night, a half-moon another night, and a full moon on yet ...