ReprimandsOn: the Mission Commander calls after each destroyed specimen. Three calls end the survey.
Off: a destroyed specimen costs only the specimen.
VehiclesThe rover and lander in the background. Surface Walk: the detailed models from that game.
Original: the simple models this game started with.
AstronautSurface Walk: the detailed figure from that game. Original: the simple figure.
GraphicsAuto starts on High and steps down when frames run long. Q also cycles the level.
PebblesHow far out pebbles are drawn, and how many lie on the ground.
RocksHow far out rocks are drawn, and how many are scattered around.