Explore This SectionScienceExoplanetsGJ 3998...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 HorrorsNewsStoriesBlogResourcesMultimediaGlossaryEyes on ExoplanetsGet InvolvedExoplanet WatchMoreFor Scientists GJ 3998 bUnable to render the provided sourceGJ 3998 b is a super Earth exoplanet that orbits an M-type star. Its mass is 2.47 Earths, it takes 2.6 days to complete one orbit of its star, and is 0.029 AU from its star. Its discovery was announced in 2016. Keep Exploring Discover More Topics From NASA Search for Life Stars Universe Black Holes
