Space
Venus may have had a climate suitable for life billions of years ago
Nowadays, Venus is sweltering with no liquid water on its surface. But billions of years ago it may have had an ocean and a relatively聽pleasant climate
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Nowadays, Venus is sweltering with no liquid water on its surface. But billions of years ago it may have had an ocean and a relatively聽pleasant climate
Craters on the moon show that it and Earth faced a massive increase in large meteorite strikes about 290 million years ago, which could have endangered life聽on the planet