Answers

2014-03-04T13:15:44+08:00
What I know is Venus or Mars. Maybe Jupiter. :D
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2014-03-04T22:11:34+08:00
Planets that have sulfuraus planets are the following:
Mercury
Venus
Earth
Mars 
Saturn
Jupiter but according to some researches it was the moon of Jupiter that had volcanic activities it was the moon Io 
thats all :D

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Saturn and Jupiter is impossible because the two of them don't even have a surface only gas