Data from NASA's Cassini mission revealed rare, elliptical craters on Saturn's moons Tethys and Dione, which may help researchers better understand the satellites' age and formation.
Rare, elliptical craters reveal new clues about strange Saturn moons Tethys and Dione : Read more
Rare, elliptical craters reveal new clues about strange Saturn moons Tethys and Dione : Read more