Popular Posters of Planet Pluto
Pluto is the farthest planet from the Sun (usually) and by far the smallest. Pluto is smaller than seven of the solar system's moons (the Moon, Io, Europa, Ganymede, Callisto, Titan and Triton).
· orbit: 5,913,520,000 km (39.5 AU) from the Sun (average)
· diameter: 2274 km
· mass: 1.27e22 kg
· satellites(1): Charon
In Roman mythology, Pluto (Greek: Hades) is the god of the underworld. The planet received this name (after many other suggestions) perhaps because it's so far from the Sun that it is in perpetual darkness and perhaps because "PL" are the initials of Percival Lowell.
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