Explore This SectionScienceExoplanetsGJ 229...Exoplanets HomeExoplanets OverviewExoplanets FactsTypes of ExoplanetsStarsWhat is the UniverseSearch for LifeThe Big QuestionsAre We Alone?Can We Find Life?The Habitable ZoneWhy We SearchTarget Star CatalogDiscoveriesDiscoveries DashboardHow We Find and CharacterizeMissionsPeopleExoplanet CatalogImmersiveThe ExoplaneteersExoplanet Travel Bureau5 Ways to Find a PlanetStrange New WorldsUniverse of MonstersGalaxy of HorrorsNewsStoriesBlogResourcesGet InvolvedGlossaryEyes on ExoplanetsExoplanet WatchMoreMultimediaExEP GJ 229 bUnable to render the provided sourceGJ 229 b is a Neptune-like exoplanet that orbits an M-type star. Its mass is 14.93794 Earths, it takes 1.6 years to complete one orbit of its star, and is 1.086 AU from its star. Its discovery was announced in 2014. Keep Exploring Discover More Topics From NASA Search for Life Stars Universe Black Holes