Io is being turned inside out by Jupiter's strong gravitational tides.

To: MozartLover; Joan912; NovemberCharlie; snowfox; Dawgsquat; viligantcitizen; theDentist; grlfrnd...
APOD PING!
As usual, if you want on (or off for some strange reason) the PING list just let me know!
If I missed your PING please remind me...I'm absentminded! 
To: riley1992
APOD PING!
Welcome to the universe! 
To: petuniasevan
Thanks for the ping. What we see on the surface of Io is the most acive heat vents puncturing a Mantle/Crust of any planet/moon in our Solar system.
It is a good reminder of what the Earth looked like when our Mantle was thin.
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