Planet Master Super Villains. The first Planet Master uses weapons based on the planets. The second Planet Master could simulate the conditions typical to any of the nine planets in our solar system. For example, he can use the speed of Mercury, the heat of Mars, the strength of Jupiter, the rings of Saturn, and the cold of Pluto. Planet Master appears in the "" episode "Aquaman's Outrageous Adventure," voiced by Stephen Root. Although he has the appearance of the Irving Norbert version of Planet Master, his powers are similar to the second Planet Master. While stopping in a Western theme-park town
Terrestrial planet from the original solar nebula. The Solar System has four terrestrial planets: Mercury, Venus, Earth, and Mars. Only one terrestrial planet, Earth, is known to have an active hydrosphere. During the formation of the Solar System, there were probably many more terrestrial planetesimals, but most merged with or were ejected by the four terrestrial planets. Dwarf planets, such as Ceres, Pluto and Eris, and small Solar System bodies are similar to terrestrial planets in the fact that they do have a solid surface, but are, on average, composed of more icy materials (Ceres, Pluto and Eris have densities of 2.17,