Memory Exoplanet AdventureVersion en ligne Explore the universe with these exoplanet-themed memory cards. Match the planets and their features to win! par Andrea Guevara Habitable Zone Proxima Centauri b Transit Method Hot Jupiter Trappist-1 Kepler-186f Proxima Centauri b Kepler-186f Gaseous Atmosphere Super-Earth Hot Jupiter Super-Earth Trappist-1 Gaseous Atmosphere Transit Method Habitable Zone Proxima Centauri b Kepler-186f TRAPPIST-1 Gas Giant Proxima Centauri b Super-Earth Gas Giant Transit Method Habitable Zone Hot Jupiter Habitable Zone Transit Method TRAPPIST-1 Kepler-186f Hot Jupiter Super-Earth