Dione
From Slackerpedia Galactica
Dione (said dy-OH-nee) is a moon of Saturn which was discovered in 1684 by Giovanni Cassini.
This moon is Saturn's densest moon (apart from Titan) It is composed mostly of water ice but has to have a large amount of denser stuff like silicate rock and Wine Gums. Dione is very similar to its friends Tethys and Rhea. According to NASA Dione's mass is: (1.10 x 10 to the power of 21) kilograms
