ZME Science on MSN
The Lost Planet That Gave Birth to the Moon May Have Been Earth’s Next-Door Neighbor
About 4.5 billion years ago, Earth had a violent neighbor. A young, still-forming planet named Theia slammed into our world ...
Space.com on MSN
Earth and Theia smashed to birth the moon, but did they first start out as close neighbors?
"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.
Moon has been Earth’s celestial companion for over four billion years. However, the formation of this natural satellite was catastrophic. It was long believed that the Moon was born from a cataclysmic ...
About 4.5 billion years ago, the most momentous event in the history of Earth occurred: a huge celestial body called Theia ...
Eons ago, when the Earth was still barely formed, scientists believe a fiery eruption or collision sent a massive spray of debris out into space. That debris, they say, would have then fueled the ...
Did you know that the Moon's mother made sacrifices to give birth to it? Around 4.5 billion years ago, a Mars-sized planetary ...
Jupiter’s early growth carved rings in the solar system, delayed meteorite formation, and kept planets like Earth in stable ...
New observations indicate that the asteroid Lutetia is a leftover fragment of the same original material that formed Earth, Venus, and Mercury. Astronomers have combined data from the European Space ...
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