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 Super-Earth Super-Earth Proxima Centauri b Transit Method Habitable Zone Trappist-1 Kepler-186f Hot Jupiter Habitable Zone Gaseous Atmosphere Gaseous Atmosphere Transit Method Kepler-186f Trappist-1 Proxima Centauri b Hot Jupiter Kepler-186f TRAPPIST-1 Hot Jupiter Hot Jupiter Kepler-186f Habitable Zone Proxima Centauri b Gas Giant Gas Giant Transit Method TRAPPIST-1 Habitable Zone Super-Earth Proxima Centauri b Super-Earth Transit Method