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He discovered geocentric that Earth is the center of the universe.
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Having computed the orbit of the famousq Halley's Comet (named after him).
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The geocentric theory was first proposed by Copernicus.
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Johannes Kepler improved the heliocentric theory of Nicolaus Copernicus
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Galileo Galilei published a book that stated, among other things, that the heliocentric theory of Copernicus was correct.
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William Herschel discovered the planet Uranus and several moons around other gas giants.
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Giuseppe Piazzi accidentally discovered the first and largest asteroid, Ceres.
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Pallas, minor-planet designation 2 Pallas, is the second asteroid to have been discovered (after Ceres),
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It was discovered by Karl Ludwig Harding.
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it was by Heinrich Wilhelm Matthias Olbers
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Urbain Le Verrier discovered the planet, Neptune.
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He discovered Pluto.
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Voyager 2 is a space probe launched by NASA.
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Voyager 1 is a space probe launched by NASA
