Term
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Definition
| imaginary straight line about which a body (e.g. the earth or other planet) rotates |
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Term
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Definition
| A line passing from side to side of any body through the center |
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Definition
| a large system of dust, gas, stars, and other celestial bodies that has a particular shape. |
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Term
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Definition
| To travel around and object(esp. a celestial object) |
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Term
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Definition
| to move around a fixed point or line, or object |
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Term
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Definition
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Term
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Definition
| A small or secondary celestial body which revolves round a larger one |
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