astronomy vocabulary. astronomy the study of space and the objects (planets, moons, stars) in it
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Astronomy Vocabulary
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astronomy
The study of space and the objects (planets, moons, stars) in it
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astronomer
a person who studies
astronomy
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telescope
Magnifies distant images using light
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spectroscopeStudies a star’s make-up by breaking down its light
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sextant
measures the altitude of a star
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Nicholas Copernicus
Stated that the sun was at the center of the solar system
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Johannes Kepler
Stated that planets kept orbits
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Galileo Galilei
the first to use the telescope
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Built and used the first telescope observatory
Tycho Brahe
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Isaac Newton
developed the laws of motion