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Milky way galaxy Is the galaxy in which we live .it is a spiral shaped galaxy that contains about 200 billion stars ,including our sun.
Asteroid An asterroid is a large rock in outer space .some can be very large,while others rae as small as a grain of sand .
Comet A small frozen mass of ice and dust orbiting the sun.
Terrestrial Relating to land
Orbit To travel in a curved path around the sun or a planet .
Rotation One complete turn on a axis .
Satellite A moon that orbits an axis.
Sun a star around which earth and other planets
Created by: pepe23
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