Boardgamegeek https://boardgamegeek.com/boardgameexpansion/255681/terraforming-mars-colonies
English - Our world has widened before us. Corporations expand their operations to all corners of the solar system in pursuit of minerals and resources. Most places are not suited for terraforming, but building colonies may greatly improve your income and your possibilities in achieving that higher goal.
Ludovox http://ludovox.fr/jeu-de-societe/terraforming-mars-colonies/
French - Cette extension peut être jouée avec le jeu de base et / ou combinée avec les autres extensions.