Groups comparison

Planet Earth (Terra) - 1970 to 2024
All or part of the story takes place on Earth of the Sol star system.

Mars (Red Planet) - 1975 to 2024
Includes the planet Mars of Sol star system as location.

Jupiter - 1979 to 2024
Includes Jupiter as a location, however unlikely that is.

Mercury - 1979 to 2024
Takes place on the planet Mercury; for the whole game or at least a significant portion of it.

Neptune - 1979 to 2024
Takes place on the planet Neptune; for the whole game or at least a significant portion of it.

Pluto - 1979 to 2024
Includes the planet Pluto of the Sol star system as location.

Saturn - 1979 to 2024
Includes the planet Saturn of the Sol star system as location.

Venus - 1979 to 2024
Takes place on the planet Venus; for the whole game or at least a significant portion of it.

Sol star system (Solar System) - 1983 to 2017
Includes the outer space of our local star system as a location. Bound by Pluto or Kuiper Belt (or hypothetical Oort Cloud, farthest edges).