A subtle chemical trace locked inside ancient lunar samples is reshaping how scientists understand the Moon’s earliest history, pointing to the unexpected presence of oxygen during its formation.

A half century after NASA's Apollo 17 lunar module lifted off the moon's northeastern near side quadrant, planetary scientists still don't completely understand when or how our moon first formed. They ...

A crucial difference in the “fingerprints” of Earth and the moon confirms an explosive, interconnected past Within the first 150 million years after our solar system formed, a giant body roughly the ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists Finally Confirm What's Inside The Moon The formation of the Moon may have come harder on the heels of Earth's birth ...

Billions of years ago, so the theory goes, something around the size of Mars smacked into Earth, spewing a whole bunch of dirt into space that eventually coalesced to form the Moon. This is called the ...

A groundbreaking study in Nature has shaken up our understanding of the moon’s formation. This research suggests that the moon was born during Earth’s earliest days, revolutionizing the timeline of ...

Astronomers are pretty sure they know where the moon came from. In the early solar system, a Mars-sized object dubbed Theia smashed into Earth. This cataclysmic collision knocked a huge mass of ...

The conventional explanation for the moon's formation is that an enormous rock smashed into the nascent Earth and created it as a result. A new theory challenges the particulars of how events may have ...

New research published today in the journal Nature Astronomy reveals a type of destructive event most often associated with disaster movies and dinosaur extinction may have also contributed to the ...

The moon reaches its last quarter phase on Tuesday at which point the lunar face is half illuminated by the light of the sun. This phase falls halfway between the full moon and the new moon. A new ...