space to burn mercury v to terraform venus e to burn earth l to terraform mars w to burn venus k to burn mars j to remove the great red spot s to remove saturn's rings u to remove uranus's rings n to give neptune some rings i to cool down mars down arrow to make mars collide with the sun click neptune to make neptune leave the system click uranus to make uranus leave the system click saturn to make saturn decay click the stage to cause the black hole era
