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Basic astronomy facts: What are planets? Choose the most accurate description of planets in a solar system. Choose the correct option.

Difficulty: Easy

Non-luminous bodies that reflect sunlight and revolve around a star
Self-luminous gaseous bodies generating their own light
Icy comets with long tails
Interstellar dust clouds emitting radio waves

Correct Answer: Non-luminous bodies that reflect sunlight and revolve around a star

Explanation:

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