Despite having the wrong ideas about how the Moon’s craters formed, these 19th-century astronomers created highly accurate ...

From this evidence, they came to the conclusion that the moon must have been formed out of debris knocked loose when a celestial body slammed into the young Earth. This theory was popular because ...

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.

The South Pole-Aitken basin is the moon's oldest and largest visible crater—a massive geological wound 4 billion years old ...

If the Moon was indeed formed by the collision of an object with Earth, then it would be made from the similar sediments and components that make up the Earth. Previous theories on how the Moon ...

Subscribers may view the full text of this article in its original form through TimesMachine ... regarding the recent eclipse of the moon. View Full Article in Timesmachine » Advertisement ...

Since the 1980s, the predominant theory has posited that the Moon formed from debris following an explosive collision between early Earth and a protoplanet named Theia. However, a new study by ...

The prevailing theory suggests the Moon formed from debris after a large object collided with Earth. This explains the mineral similarities between Earth and the Moon, though new research raises ...

The findings back up a theory that magma formed the Moon's surface around 4.5 billion years ago. Remnants of the ocean were found by India’s historic Chandrayaan-3 mission that landed on the ...

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