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He is an astronomer who formulated a heliocentric model of the universe which placed the sun, rather than the earth, at the center.
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He is a well known astronomer and alchemist and has been described more recently as "the first competent mind in modern astronomy to feel ardently the passion for empirical facts".
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He achievements improved the telescope.
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He provided one of the foundations for Isaac Newton's theory of universal gravation.
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He is known for his work in the fields of astronomy and engineering.
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He is the key figure in the scientific revolution and he dicovered Gravity.
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He is best known for computing the orbit of the eponymous Halley's Comet.
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He Is most notable for publishing an astronomical catalogue consisting of nebulae and star clusters that came to be known as the 110 "Messier objects".
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He became famous for discovering Uranus.
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An american astronomer whose cataloging work was instrumental in the development of contemporary stellary classification.
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He developed the theory of relativity.
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He was an American astronomer who played a crucial role in establishing the feild of extragalactic astronomy.
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He is most notable as one of the pioneers in the search for extraterrestrial intelligence.
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He discovered the high surface temperature of Venus
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He is the author and director of research at the centre for theoretical cosmology.
