The Giant Impact Hypothesis has long fascinated scientists as the leading explanation for the Moon's formation. Around 4.5 billion years ago, the Earth and a Mars-sized protoplanet called Theia ...
A Mars-size object called Theia smashed into Earth, and the debris coalesced into the moon. Now scientists believe they may have identified pieces of Theia at the bottom of Earth’s mantle. A new study ...
New Delhi: About 4.5 billion years ago, a protoplanet called Theia collided with the Earth, changing the size, composition and orbit of the planet and forming the Moon. Deep within the interior of the ...