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