Brian Hackney reports on the possible origins of Earth's recent "mini-moon" that is preparing to depart our orbit.

Currently, more than 2 million miles away, the object is too small and faint to see without a powerful telescope.

Asteroid that became Earth's mini-moon is returning and scientists are planning to study it this time. Will it become a ...

Earth has a temporary, tiny companion. While not quite a "mini moon," since it will never be captured by Earth's gravity, ...

Astronomers used the Two-meter Twin Telescope to catch a "see-you-soon" image of the asteroid 2024 PT5 as it ended its stint as Earth's second moon on Monday (Nov. 25).

It was a good year for space science as Sumner Starrfield, an astronomer at Arizona State University, described what was to ...

A meteor that exploded in a spectacular fireball over Niagara Falls in 2022 was the smallest asteroid ever measured, a new ...

While it is expected that the second moon will shoot out on the day of Thanksgiving, it is expected that it will not be ...

The asteroid 2024 PT5, which was captured by Earth's gravity on September 29 and orbited it as a temporary mini-moon for ...