Mars – rises as expected in the east but slowly. Despite the 30-hour orbit of Deimos, 2.7 days elapse between its rise and set for an equatorial observer, as it slowly falls behind the rotation of Mars. Because the orbit of Phobos is below synchronous altitude, the tidal forces from the planet Mars are gradually lowering its orbit. In about 50 million years, it could either crash into Mars's surface or break up into a ring structure around the planet. The origin of the two moons is not well understood. Their low albedo and carbonaceous chondrite composition have been regarded as
How Much for Just the Planet? How Much for Just the Planet? How Much for Just the Planet? is a 1987 "Star Trek" tie-in novel by John M. Ford. In the novel, large deposits of dilithium are detected on a colony planet, and delegations are sent by the United Federation of Planets and the Klingon Empire to negotiate for mining rights (neither able to openly fight against the other because of the "Organian Lightbulbs", a reference to the Organians from the original series). They find the planet Direidi and its inhabitants to be very strange indeed. Planet inhabitants occasionally break into song to explain their narratives