Another possible ‘Exomoon’ discovered beyond our Solar System
By Jonathan O'Callaghan Astronomers say they have found a second plausible candidate for a moon beyond our solar system, an exomoon, orbiting a world nearly 6,000 light-years from Earth. Called, “Kepler-1708 b-I,” the moon appears to be a gas-dominated object, slightly smaller than Neptune, orbiting a Jupiter-sized planet around a sun-like star—an unusual but not...