ジョヴァンニ・カッシーニ
The mission consisted of two main elements: the ASI/NASA "Cassini" orbiter, named for the Italian astronomer Giovanni Domenico Cassini, discoverer of Saturn's ring divisions and four of its satellites; and the ESA-developed "Huygens" probe, named for the Dutch astronomer, mathematician and physicist Christiaan Huygens, discoverer of Titan.