On August 24, 2006, the solar system lost its ninth planet! The astronomers' decision at the IAU General Assembly in Prague to demote Pluto had been precipitated by the discovery, beyond the orbit of
"Although Titan is similar in terms of mass and size to Jupiter's moons, Ganymede and Callisto, it is the only one harboring a massive atmosphere. Moreover, unlike the Jovian system populated with fou
