Pluto in size of Charon and Pluto has prompted some astronomers to call it a double dwarf planet. The system is also unusual among planetary systems in that each is tidally locked to the other, which means that Pluto and Charon always have the same hemisphere facing each other. From any position on either body, the other is always at the same position in the sky, or always obscured. This also means that the rotation period of each is equal to the time it takes the entire system to rotate around its barycenter. In 2007, observations by the Gemini Observatory of
The Adventures of Pluto Nash famous intergalactic singer. While in an elevator he stalled, Pluto asks Tony if there is a way up to Rex Crater's penthouse. Pluto is told that the only way is to climb up via the elevator ropes. When they leave the elevator after Pluto asks about a Plan B, Rex's assistant Belcher (James Rebhorn) and some men attack. They knock Tony out while Pluto is stunned, which was Belcher's version of "Plan B". Meanwhile, Dina approaches the security guard at the place where the robots are locked up. When the guard tells Dina that the repairs on the robot slot