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Definition
| left over material free floating in space |
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Definition
| a pattern of stars in the night sky |
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Definition
| the average distance from the earth to the sun |
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Definition
| the distance light energy travels in one year (186,000 miles per second) |
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Definition
| the movement of an object around another object (earth around the sun yearly) |
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Definition
| the spinning motion of a planet about its axis |
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Definition
| a giant structure that contains hundreds of billions of stars |
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Term
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Definition
| an area of gas and dust where stars are born |
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Definition
| any object that revolves around another object in space |
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Definition
| everything that is outside our atmosphere |
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Term
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Definition
| a giant ball of glowing gas |
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