Giant impact scenario may explain the unusual moons of Saturn
Wednesday, October 17, 2012 - 15:30
in Astronomy & Space
Among the oddities of the outer solar system are the middle-sized moons of Saturn, a half-dozen icy bodies dwarfed by Saturn's massive moon Titan. According to a new model for the origin of the Saturn system, these middle-sized moons were spawned during giant impacts in which several major satellites merged to form Titan.