For astronomy class, please answer this question clearly, thank you. Briefly describe the discoveries that led...

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For astronomy class, please answer this question clearly, thank you. Briefly describe the discoveries that led...

For astronomy class, please answer this question clearly, thank you.

Briefly describe the discoveries that led astronomers in 2006 to create formal definitions of what is a planet, dwarf planet, and small solar system body.

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Answer #1

The term dwarf planet has been tossed around a lot in recent years. As part of a three-way categorization of bodies orbiting the Sun, the term was adopted in 2006 due to the discovery of objects beyond the orbit of Neptune that were comparable in size to Pluto.

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