Astrophysica @thephysicsjournal.substack.com · Mar 14 Image of how the surface of Venus looks underneath its clouds using radar readings. Venus is around the same size and mass as the Earth. #astrophysics #space #NASA #science #universe #cosmos
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That's what a runaway greenhouse effect can do. Years ago some researchers thought that Venus melted and reformed its surface about 500 million years ago. Don't know if that's still considered plausible, but if so it would explain why there's so much CO2 in the atmosphere.