NASA Cassini spacecraft watches a pair of Saturn moons, showing the hazy orb of giant Titan beyond smaller Tethys. In the foreground of the image, Ithaca Chasma can be seen running roughly north-south on Tethys.
NASA Cassini spacecraft watches a pair of Saturn moons, showing the hazy orb of giant Titan beyond smaller Tethys. In the foreground of the image, Ithaca Chasma can be seen running roughly north-south on Tethys.