Groups comparison

Moon: Luna (The Moon) - 1971 to 2024
Takes place on Earth's largest natural satellite; for the whole game or at least a significant portion of it.

A moon (Natural satellite) - 1977 to 2021
Includes any natural satellite as location, not just Earth's moon.

Moon: Titan - 1981 to 2024
Includes Saturn's moon, Titan, as a location.

Moon: Callisto - 1983 to 2024
Includes Jupiter's moon, Callisto, as a location.

Moon: Io - 1983 to 2024
Incldues Jupiter's moon Io as location.

Moon: Ganymede - 1990 to 2024
Includes Jupiter's largest moon, Ganymede, as a location.

Moon: Europa - 1995 to 2024
Includes Jupiter's moon Europa as location.

Moon: Triton - 2001 to 2024
Includes Neptune's moon, Triton, as a location.