# The four dwarf-planet-sized [[Galilean moons]] have vastly differing apparent geological "ages" coming from times estimated to be as disparate as ten million years to as recent as thirteen hundred (although the times cannot be fixed with any reliability).<ref>Fulbright, Jeannie. ''Exploring Creation with Astronomy.'' Apologia Educational Ministries, 2004.</ref> | # The four dwarf-planet-sized [[Galilean moons]] have vastly differing apparent geological "ages" coming from times estimated to be as disparate as ten million years to as recent as thirteen hundred (although the times cannot be fixed with any reliability).<ref>Fulbright, Jeannie. ''Exploring Creation with Astronomy.'' Apologia Educational Ministries, 2004.</ref> |