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Created by Jessica Schembri
about 11 years ago
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Question | Answer |
Star | A self luminous ball of gas held together by its own gravity |
Nebula | An interstellar cloud of dust and gas |
Galaxy | A massive gravitationally bound system that consists of stars, dust and dark matter. |
Quasar | A compact regionin the centre of a massive galaxy surrounding it central super massive black hole |
Planet | A celestial body orbiting a star that is massive enough to be rounded by its own gravity. |
Asteroid | A small rocky body orbiting the sun |
Astronomy | The branch of science that deals with celestial objects, space and the physical as a whole |
Cosmology | The science of the origin and development of the universe |
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