Avatar (2009 film) habitable moon orbiting the gas giant Polyphemus in the Alpha Centauri star system. Pandora, whose atmosphere is poisonous to humans, is inhabited by the Na'vi, a species of , blue-skinned, sapient humanoids that live in harmony with nature and worship a mother goddess named Eywa. To explore Pandora's biosphere, scientists use Na'vi-human hybrids called "avatars", operated by genetically matched humans; Jake Sully, a paraplegic former Marine, replaces his deceased identical twin brother as an operator of one. Dr. Grace Augustine, head of the Avatar Program, considers Sully an inadequate replacement but accepts his assignment as a bodyguard. While protecting the
Avatar (2009 film) globally in McDonald's Happy Meals. In December 2009, France Post released a special limited edition stamp based on "Avatar", coinciding with the film's worldwide release. "Avatar" premiered in London on , 2009, and was released theatrically worldwide from to 18. The film was originally set for release on , 2009, during filming, but was pushed back to allow more post-production time (the last shots were delivered in November), and to give more time for theatres worldwide to install 3D projectors. Cameron stated that the film's aspect ratio would be 1.78:1 for 3D screenings and that a 2.39:1 image would be