Flag of Mars Flag of Mars A flag of Mars is a flag or flag design that represents the planet Mars or that represents a fictional Martian government. Science fiction authors have, for literary purposes, described the flags of fictional Martian governments. Some of the readers of those flag descriptions have created flags or flag images that are based on the authors’ descriptions. Flag images for two fictional Martian governments are presented in this article. Advocates of the exploration and settlement of Mars have designed, manufactured, and sold Mars flags, sometimes with the hope that their designs may one day be adopted and
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