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Discovery suggests Earth once had two moons that merged
Recent scientific research has unearthed an intriguing proposition that Earth may have once been orbited by two moons instead ...
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What If Earth and Moon Switched Sizes?
Imagine for a moment that Earth suddenly shrank to the size of the Moon, while the Moon expanded to the size of Earth. How would life on our planet change? Could humans survive this dramatic cosmic ...
The Moon is rusting — and it’s Earth’s fault. Scientists have found that oxygen particles blown from Earth to the Moon can ...
Our planet has apparently had a small companion that went undetected for decades. What took so long to find it and why was it hidden?
Ruined structures -- Rocks in a stream -- Systems inside systems -- Strange places and small things -- Pebbles and giant impacts -- The last ones standing -- A billion earths Summary An astonishing ...
Lunar minerals generate the rust mineral hematite when bombarded with high-energy oxygen particles, experiments show.
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