PDA

View Full Version : Is Venus’ Rotation Slowing Down?



Fraser
2012-Feb-10, 02:10 PM
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 [...]

More... (http://www.universetoday.com/93494/is-venus-rotation-slowing-down/)

Argos
2012-Feb-10, 04:35 PM
One hour in 150 years! That seems mighty huge!