The big idea Much of the brittle, upper crust of Venus is broken into fragments that jostle and move – and the slow churning of Venus’ mantle beneath the surface might be responsible. My colleagues and I arrived at this finding using decades-old radar data to explore how the surface of Venus interacts with the interior of the planet. We describe it in a new study published in the Proceedings of the National Academy of Sciences on June 21, 2021. Planetary scientists like me have long known that Venus has a plethora of tectonic landforms. Some of these formations are…
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