This is a sequel to 2001 A Space Odyssey. It is now 2010 and both the Americans and the Russians are racing to get to Jupiter to investigate the black monolith (similar to the one found in Lunar Crater Clavius) which was found by the U.S.S. Discovery in orbit around Jupiter’s moons. The U.S.S. Discovery’s orbit is rapidly decaying and it will crash into IO but the Americans cannot get there in time to save…