10494-planet

What is the ranking of the Earth among the planets in distance from the Sun?





Which of these planets has no moons?





What is the only planet that rotates clockwise?





What planet has a moon named Io that has active volcanoes?





Who discovered the planet Uranus?





Which of the following is not a planet?





What's the furthest away planet visible to the unaided eye?





What is the hottest planet?





What planet has the shortest year?





What planet is the fastest-rotating of the planets?





Which planet is closest to the sun?





What is the only planet in our solar system whose day is longer than its year?





What is the 4th planet from the sun?





What planet has a moon called Enceladus?





Which two planets' orbits are closest to the earth's?





What was the only planet in our solar system discovered in the eighteenth century?





Which planet was explored by the Mariner space probe in the 1970's?








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