proposing two main theories : ・Venus once had temperate conditions suitable for liquid water, but a runaway greenhouse effect caused by volcanic activity led to its current state. ・Venus was ...
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Venus wasn't always hell, scientists say. It may have had beaches.But, for many eons, both Earth and Venus may have hosted expansive oceans and balmy temperatures, with water rippling onto shorelines. And they would have been just some 67 million miles apart ...
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