For the next few decades, a tiny asteroid will move quietly through space alongside Earth. This space rock, called 2025 PN7, ...

The moon will soon have a companion in Earth's orbit for a limited time. An Arjuna asteroid will become a "mini-moon" event for nearly two months starting Sept. 29, according to a study published in ...

The Earth is getting a second moon for a limited time beginning the end of September. An asteroid will come close enough to Earth to temporarily enter its orbit at the end of the month, a phenomenon ...

The Earth will soon have a second mini-moon this fall. A newly discovered asteroid will orbit the planet starting in late September. What is Earth's 'second moon'? Scientists discovered asteroid 2024 ...

If you’re the kind of person who gets a lot done, you’re grateful for every one of the 86,400 seconds that make up a day. On July 9, however, as well as on July 22, and August 5, you won’t get your ...

Earth will have an extra moon for a couple of weeks this fall, and it may return for a second round in a few decades. A 33-foot asteroid named 2024 PT5 is expected to be pulled into orbit around the ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...

Hakuto-r captures a rare “terrestrial sunrise” during a total eclipse just before crashing into the Moon, revealing the ...

About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...