Name that planet! Which planet is surprisingly named after "soil" found on every other planet and not the water that's unique to it?

Concert bass booster, for short3 Chest-beating primate in a zoo3 Which planet is named after the Roman god of war and has the largest volcano in our solar system?4 Appeal to god4 Lovers' quarrel (anagram of "pats")4 Which planet is a ringed giant that shares its name with the Roman god of time and abundance?6 Items on a movie set (rhymes with "drops")5 Perform on Broadway3