Use all of the game pieces from the main game with the exception of the maps and territory cards obviously.
The Asteroids expansion makes a great supplement to this board, since there are no moons.
Aquire a 10 sided dice for use with the Mother, use a 6 sided die for Aqua Brother. Use the point charts on the board in place of the charts on the card.
The bundled expansion pack contains high-resolution versions of the Io map and each territory card.