The Secret of the Martian Moons that have kept Mars in sub-jugation. Phebos (sic) and Deimos are vanquished and all is well.” Notes Sources The book is listed at The Secret of the Martian Moons The Secret of the Martian Moons is a science-fiction novel by Donald A. Wollheim. It was first published in 1955 by the John C. Winston Company. Playing world-class hide-and-seek with the Martians, Nelson Parr believes that he has found them... until the real Martians show up. This is the second novel that Wollheim wrote for Winston, the other two being "The Secret of Saturn's Rings" (1954) and "The Secret of the
Moons of Pluto Moons of Pluto The dwarf planet Pluto has five moons down to a detection limit of about 1 km in diameter. In order of distance from Pluto, they are Charon, Styx, Nix, Kerberos, and Hydra. Charon, the largest of the five moons, is mutually tidally locked with Pluto, and is massive enough that Pluto–Charon is sometimes considered a double dwarf planet. The innermost and largest moon, Charon, was discovered by James Christy on 22 June 1978, nearly half a century after Pluto was discovered. This led to a substantial revision in estimates of Pluto's size, which had previously assumed that