me and my friend were talking about the location of alien races in our solar system, we both agreed that the cabal were on mars, the vex on Venus, and the fallen on the earth. We however could not agree on the hive, i say among other locations will be on the Cassini derelict spaceship orbiting around Saturn, and the hell-mouth on the moon but he says they will be on mercury what do you guys think? http://www.destinythegame.com/content/dam/atvi/bungie/destiny/web/multimedia/Hellmouth.jpg