Although the rocks that record the earliest parts of Earth’s history have been destroyed or deformed over time by more than four billion years of geology, scientists can use modern rocks, moon samples ...

Asteroid 2024 PT5 didn't stick around for Thanksgiving, but don't be sad. It will be back... but will it ever be a second ...

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

This phenomenon is rooted in Einstein's theory of relativity, which states that time is influenced by both gravity and speed.

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

A temporary “mini- moon ” orbiting the Earth for the last two months drifted away on Tuesday, resuming its journey around the ...

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

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 ...

The Moon also offers a handy site for an offworld seed repository of Earth’s plant life, much like the Svalbard Global Seed ...

"We came all this way to explore the moon, and the most important thing is that we discovered the Earth." — astronaut Bill Anders. At one point in Apollo 8's lunar orbit, the Earth came into ...

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

The asteroid, known as 2024 PT5, is set to be drawn away from Earth by the powerful pull of the sun on Monday. Called a "mini-moon" of sorts by some, it temporarily entered Earth's orbit on Sept.