The International Astronomical Union (IAU) is getting close to announcing the official name of (164207) 2004 GU9, one of ...

After almost two months of companionship, Earth has just lost its “mini-moon.” On Monday, the asteroid dubbed 2024 PT5 was ...

Earth is saying goodbye to an asteroid that has been a "mini-moon" of sorts since late September, when it joined the planet's ...

In 2025, we will see 12 full moons, three supermoons, and two lunar eclipses. Here are the dates for all of them.

Earth's recent "mini-moon" asteroid 2024 PT5 didn't stick around for Thanksgiving, but don't be sad. It will be back... but ...

Astronomers used the Two-meter Twin Telescope to catch a "see-you-soon" image of the departing asteroid 2024 PT5.

Earth is about to bid farewell to its temporary celestial companion as asteroid 2024 PT5 prepares to depart our orbit on ...

For about two months, Earth had a temporary second moon from an asteroid that scientists believe originated from our only ...

Earth will say goodbye to an asteroid that has acted as a mini moon for the past two months. But astronomers say it will ...

The mini-moon 2024 PT5, which has been orbiting Earth for two months and is likely a chunk of the moon, will now drift away ...

Earth is parting company with an asteroid that's been tagging along as a “mini moon" for the past two months. The harmless ...

Time on the Moon passes slightly faster than on Earth—a phenomenon rooted in Einstein's theory of general relativity. This ...