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10 Cards in this Set
- Front
- Back
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Atmosphere
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a mass of gases that surround a planet or star
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Natural Satellite
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a celestial body that orbits a planet or smaller body ex:moon
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Artificial Satellite
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man made equipment that orbits around the earth or the moon
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Asteroid
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the irregular-shaped rocks, smaller than planets that revolve around the sun
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Meteors
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a meteoroid (space rock or dust from a comet or broken up asteroid) that burns in the atmosphere
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Comets
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a combination of ice, dust, and rock material that moves in an orbit around the sun
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Solar System
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the sun and all objects revolving around the sun
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Galaxy
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a group of billions of stars
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Astronomy
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the study of celestial bodies that include stars, planets, and comets
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Telescope
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a device that collects light from and magnifies images of distant objects
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