That rock has a name: Theia. This requires an explanation. You probably know about the asteroid that smashed into Earth about 66 million years ago at the end of the Cretaceous period, creating the ...
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Scientists Say the Moon Was Once a Giant Ocean of Molten RockIt describes how the debris from the impact of Theia (a Mars-sized planet that smashed into early ... It points to a massive asteroid impact that reshaped the moon’s mantle around the Chang’e landing ...
Recently, NASA was tracking a large asteroid flying past Earth known as the so-called "city killer." "This one got a lot of attention because it rose to a threat level that we just have not seen ...
The next stop for NASA's asteroid-hopping spacecraft Lucy is a space rock named Donaldjohanson, an object researchers recently learned is about 150 million years old. Lucy will fly past the three ...
Something should have scattered the progenitor of the Athor family into the asteroid belt ... the collision between Earth and Theia that formed the moon occurred around this period of time.
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