Most theories claim the Moon formed out of the debris of a collision between the Earth and an object about the size of Mars, called Theia, coalescing in orbit over months or years. A new simulation ...

The wayward booster left not one but two impact craters on the lunar surface, suggesting there was something undisclosed on the Chang'e 5-T1 mission. Reading time 3 minutes The surface of the Moon is ...

The asteroid 2024 YR4 recently caused some concern due to a notable probability of hitting the Moon. The use of the James Webb Space Telescope has just reassured astronomers, confirming that this ...

A new simulation of how the Moon formed shows that it could have formed in the span of mere hours, NASA says. Billions of years ago, when Earth was much younger, it would have looked a lot different ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have observed the fallout from a planetary collision 11,000 light years from Earth. When worlds collide…suns act ...

A rogue rocket expected to collide with the moon on March 4 was wrongly identified as a SpaceX Falcon rocket stage and, instead, is likely from a past Chinese lunar mission, according to NASA. A rogue ...

For all its ancient, familiar features, the Moon is still changing—and sometimes in dramatic ways. Scientists recently ...

Our Moon was formed from a violent collision that occurred around 4.5 billion years ago. And the giant body that smashed into the Earth, birthing the planet’s natural satellite, was named Theia. A new ...

Intentionally hitting an asteroid's moon allows for a lasting change in the primary asteroid's orbit around the Sun. This is one of the results from the experiment conducted by NASA's ...

Scientists have witnessed a dramatic collision between two planets in a distant galaxy that might mirror the way a Mars-like planet crashed into Earth, leading to the formation of the Moon. The ...

Billions of years ago, a version of our Earth that looks very different than the one we live on today was hit by an object about the size of Mars, called Theia – and out of that collision the Moon was ...