View Full Version : Did Iapetus Have Its Own Mini Moon?

2010-Dec-14, 05:50 PM
Thereís a new theory for why Saturnís moon Iapetus looks like a walnut. The moon has a mysterious large ridge that covers more than 75 percent of the moon’s equator. Figuring out the reason for the ridge, say researchers from Washington University in St. Louis, has been a tough nut to crack. But they propose [...]

More... (http://www.universetoday.com/81701/did-iapetus-have-its-own-mini-moon/)

2010-Dec-14, 06:35 PM
Cool! Very interesting article.