The Planets
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What is a celestial body?
Celestial bodies are naturally made objects outside of the Earths atmosphere.
What is a star?
A star is a celestial body that generates its own heat and light and consists of a mass of gas held together by its own gravity.
What are the criteria for something to be a planet?
1. that is in orbit around a star 2. enough mass to form an almost round shape due to its own gravity 3. have ‘cleared the regio
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