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Is Venus' Rotation Slowing Down? - Universe Today
New measurements from ESA’s Venus Express spacecraft shows that Venus’ rotation rate is about 6.5 minutes slower than previous measurements taken 16 years ago by the Magellan spacecraft. Using infrared instruments to peer through the planet’s dense atmosphere, Venus Express found surface features weren’t where the scientists expected them to be. “When the two maps … Continue reading "Is Venus’ Rotation Slowing Down?"