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astronomy
Question | Answer |
---|---|
A large, glowing ball of gas that generates heat through nuclear fusion | A Star |
A Planet | A moderately large object which orbits a star; it shines with reflected light. |
An object which orbits a planet | a moon |
An Asteroid | A relatively small and rocky object which orbits a star. |
A relatively small and icy object which orbits a star | A comet |
A star and all the material which orbits it, including all planets and their moons. | Solar system |
A nebula | An interstellar cloud of gas and/or dust |
A Galaxy | A great island of stars in space, all held together by gravity and orbiting a common center |