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Famous Cosmologists

Quiz by botmas
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Last updated: November 14, 2022
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First submittedNovember 14, 2022
Times taken7
Average score28.6%
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discovered Milky Way
Galileo
the milky way is the band around the universe
Thomas Wright
we're in the Milky Way, island universe vs. nebula hypothesis, ellipsoidal universe
Immanuel Kant
professional musician, studied universe, Sun @ center of disk universe, discovered Uranus
William Herschel
catalogued the solar spectrum
Joseph Fraunhofer
mapped emission lines, identified absorption lines
Kirchhoff/Bunsen
postulated that all nebulae are gas
William Huggins
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found that a spherical cloud of gas collapses into a disk
James Jeans
found stars in Andromeda spiral nebula arms
Ritchey/Curtis
made telescopes, especially one on Mt. Wilson
George Hale
studied cepheids @ Harvard, slower period=brighter cepheid
Henrietta Leavitt
used cepheid pulsation periods to infer magnitude and distance
Harlow Shapley
used cepheid in Andromeda to measure distance, farther than size of Milky Way, proved island hypothesis
Edwin Hubble
distinguished populations 1+2 cepheids, found contradiction in period-luminosity law
Walter Baade
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