When it comes to voyages of discovery, NASA's venerable Cassini mission is about as good as it gets.In six years of cruising around Saturn and its neighborhood, the Cassini spacecraft has discovered two new Saturn rings, a bunch of new moons and a whole new class of moonlets. It encountered liquid lakes on the moon Titan, water ice and a particle plume on the moon Enceladus, ridges and ripples on the rings and cyclones at Saturn's poles. Cassini also released a European space probe that landed on Titan. And the spacecraft has sent back enough data to produce more than 1,400 scientific papers - at last count.
When It Comes to Voyages of Discovery, Nasa's Venerable Cassini Mission...[Derived Headline]
But besides the science, Cassini is state of the art in the arcane discipline of orbital mechanics - how to get from one place to another in space to fulfill a mission's science requirements without running out of fuel. The pla...