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Astronomers
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1798, Dec 281832-18441844, Nov 23
a Scottish astronomer and mathematician noted for being the first person to measure the distance to Alpha Centaur and for being the first Astronomer Royal for Scotland.
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01/09/1839-Thomas Henderson measures the first stellar parallax to determine the distance to Alpha Centauri) 
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Thomas Henderson1798, Dec 281832
 
18441844, Nov 23

Karl Ludwig Harding1765, Sep 291796
 
18341834, Aug 31
 a German astronomer notable for having discovered the asteroid 3 Juno. In addition to Juno, he di...
Thomas John Hussey1792, Apr 41835
 
 
18381854 ca
 an English clergyman and astronomer. In his clerical capacity he published several sermons, but h...
Friedrich Wilhelm Bessel1784, Jul 221804
 
18421846, Mar 17
 a German astronomer, mathematician, physicist and geodesist. He was the first astronomer who dete...
Alexis Bouvard1767, Jun 271793
 
18431843, Jun 7
 a French astronomer. He is particularly noted for his careful observations of the irregularities ...
Francis Baily1774, Apr 281799
 
18431844, Aug 30
 an English astronomer. He is most famous for his observations of 'Baily's beads' during an eclips...
Caroline Herschel1750 Mar 161772
 
18461848, Jan 9
 a German British astronomer and the sister of astronomer Sir William Herschel with whom she worke...
Karl Ludwig Hencke1793, Apr 81807
 
18471866, Sep 21
 a German amateur astronomer. He discovered two asteroids from his private observatory at #9, Kiet...
James Dunlop1793, Oct 311810
 
18471848, Sep 22
 a Scottish astronomer, noted for his work in Australia. He served as astronomer's assistant at a ...
Wilhelm Freiherr von Biela1782, Mar 191802
 
18491856, Feb 18
 a German-Austrian military officer and amateur astronomer. In the field of astronomy, he speciali...
Wilhelm Beer1797, Jan 41830
 
18491850, Mar 27
 a banker and astronomer from Berlin, Prussia, and the half-brother of Giacomo Meyerbeer. In 1830,...
William Cranch Bond1789, Sep 91806
 
18501859, Jan 29
 an American astronomer, and the first director of Harvard College Observatory. When he built his ...
Francois Arago1786, Feb 261804
 
18521853, Oct 2
 a French mathematician, physicist, astronomer, freemason, supporter of the carbonari and politici...
Carl Friedrich Gauss1777, Apr 301798
 
18541855, Feb 23
 a German mathematician who contributed significantly to many fields, including number theory, alg...
August Ferdinand Mobius1790, Nov 171816
 
18581868, Sep 26
 a German mathematician and theoretical astronomer. He is best known for his discovery of the Möb...
Giuseppe Asclepi17061760
 
1861776
 an Italian astronomer and physician. He was a Jesuit and director of the observatory at the Colle...
Christopher Hansteen1784, Sep 261806
 
18611873, Apr 11
 a Norwegian geophysicist, astronomer and physicist, best known for his mapping of Earth's magneti...
Hermann Goldschmidt1802, Jun 171820
 
18621866, Apr 26
 a German-French astronomer and painter who spent much of his life in France. He started out as a ...
Johann Franz Encke1791, Sep 231816
 
18631865, Aug 26
 a German astronomer. Among his activities, he worked on the calculation of the periods of comets ...
Friedrich Wilhelm Argelander1799, Mar 221823
 
18631875, Feb 17
 a German astronomer. He is known for his determinations of stellar brightnesses, positions, and d...
John Herschel1792, Mar 71816
 
18671871, May 11
 an English polymath, mathematician, astronomer, chemist, inventor, experimental photographer, and...
David Rittenhouse1732, Apr 81750
 
1871796, Jun 26
 a renowned American astronomer, inventor, clockmaker, mathematician, surveyor, scientific instrum...
James Challis1803, Dec 121825
 
18701882, Dec 3
 an English clergyman, physicist and astronomer. Plumian Professor and director of the Cambridge O...
Sir Edward Sabine1788, Oct 141818
 
18711883, Jun 26
 an Irish astronomer, geophysicist, ornithologist, explorer, soldier and the 30th President of the...
Mary Fairfax Somerville1780, Dec 261811
 
18721872, Nov 29
 a Scottish science writer and polymath, at a time when women's participation in science was disco...
Anders Jonas Angstrom1814, Aug 131839
 
18731874, Jun 21
 a Swedish physicist and one of the founders of the science of spectroscopy. Intrigued by terrestr...
Peter Andreas Hansen1795, Dec 81820
 
18741874, Mar 28
 a danish astronomer. In 1838 he published a revision of the lunar theory, entitled Fundamenta nov...
George B. Airy1801, Jul 271822
 
18811892, Jan 21
 an English mathematician and astronomer, Astronomer Royal from 1835 to 1881. His many achievement...
Thomas William Webb1807, Dec 141829
 
18851885, May 19
 a British astronomer. Through his career T. W. Webb served as a clergyman at various places inclu...
Alvan Clark1804, Mar 81830
 
18871887, Aug 19
 an American astronomer and telescope maker. He was a portrait painter and engraver (c.1830s-1850s...
Ernest Mouchez1821, Aug 241843
 
18871892, Jun 29
 a French naval officer who became director of the Paris Observatory and launched the ill-fated Ca...
John Couch Adams1819, Jun 51835
 
18881892, Jan 21
 a British mathematician and astronomer. His most famous achievement was predicting the existence ...
Maria Mitchell1818, Aug 11835
 
18881889, Jun 28
 an American astronomer who, in 1847, by using a telescope, discovered a comet which as a result b...
Daniel Kirkwood1814, Sep 271839
 
18951895, Jun 11
 an American astronomer. Kirkwood was born in Harford County, Maryland to John and Agnes (née Hop...
John Russell Hind1823, May 121840
 
18951895, Dec 23
 an English astronomer. Hind is notable for being one of the early discoverers of asteroids. He al...
Herve Faye1814, Oct 11834
 
18971902, Jul 4
 a French astronomer, who studied comets, discovering several. His work covered the entire field o...
Johann Gottfried Galle1812, Jun 91835
 
18971910, Jul 10
 a German astronomer from Radis, Germany, at the Berlin Observatory who was the first person to vi...
Lewis A. Swift1820, Feb 291843
 
18991913, Jan 5
 an American astronomer. He discovered or co-discovered a number of comets. In 1878 he believed he...
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