The greatest of these are the four major moons of Io, Europa, Ganymede and Callisto – otherwise known as the Galilean Moons. read more
If you include all the various mixes of the released stuff and then add in all the unreleased material you might just squeeze it into 549 sols (if you don't sleep). My only worry would be that the original Black album might not make it (very hard to find, but better than the official one released much later). read more