text: NASA #39;s Cassini Has Closest Encounter with Titan NASA #39;s Cassini orbiter had its closest encounter with Saturn #39;s smog-shrouded moon, Titan, on Tuesday, but scientists must wait to see their first glimpse of its icy surface.
inputs: NASA #39;s Cassini Has Closest Encounter with Titan NASA #39;s Cassini orbiter had its closest encounter with Saturn #39;s smog-shrouded moon, Titan, on Tuesday, but scientists must wait to see their first glimpse of its icy surface.