Famous Astronomers List

Astronomer Name  During Place Achievements/ Scientific Work
Nicolaus Copernicus 1473-1543 Polish  developed a simple heliocentric model of the solar system
Tycho Brahe 1546-1601 Danish  observed a supernova now known as ``Tycho's supernova''
Galileo Galilei 1564-1642 Italian  discovered mountains and craters on the moon, Venus phases
Johannes Kepler 1571-1630 German  established the three laws of planetary motion
John Babtist Riccioli 1598-1671 Italian  made telescopic lunar studies
Giovanni Cassini 1625-1712 Italian  measured rotational periods of Jupiter and Mars
Christiaan Huygens 1629-1695 Dutch  discovered Saturn's first satellite, Titan
Sir Isaac Newton 1642-1727 English  developed theories of gravitation and mechanics
Edmond Halley 1656-1742 British  discovered that the comet of 1682 was periodic
Charles Messier 1730-1817 French  discovered 19 comets
Joseph-Louis Lagrange 1736-1813 French  developed new methods of analytical mechanics
William Herschel 1738-1822 British  discovered Uranus and its two brightest moons, Titania and Oberon
Giuseppe Piazzi 1746-1826 Italian  discovered the largest asteroid, Ceres
Johann Bode 1747-1826 German  Invented Bode's law
Pierre-Simon Laplace 1749-1827 French  promoted the solar nebula hypothesis for the solar system origin
Heinrich Wilhelm Olbers 1758-1840 German  invented first successful method for calculating cometary orbits
Friedrich Bessel 1784-1846 Prussian  first to measure distance to the star 61 Cygni
Joseph von Fraunhofer 1787-1826 German  made measurements on wavelength of lines in the solar spectrum
Johann Franz Encke  1791-1865 German  discovered the first short-period comet (Encke's comet)
Friedrich von Struve  1793-1864 Russian  published catalog of over 3000 binary stars
Wilhelm Beer  1797-1850 German  prepared and published maps of the Moon and Mars
Thomas Henderson  1798-1844 Scottish  first to measure distance to a star (Alpha Centauri)
William Lassell  1799-1880 British  discovered Triton, the largest satellite of Neptune
Sir George Airy  1801-1892 British  improved orbital theory of Venus and the Moon
Urbain Le Verrier  1811-1877 French  accurately predicted the position of Neptune
Johann Gottfried Galle  1812-1910 German  first person to observe Neptune
Anders Ångström  1814-1874 Swedish  discovered hydrogen in the solar spectrum
Daniel Kirkwood  1814-1895 American  discovered the Kirkwood gaps in the asteroids orbits between Mars and Jupiter
William Huggins  1824-1910 Cornwall(UK) first to show that some nebulae
Sir Joseph Lockyer  1836-1920 British  discovered helium
Henry Draper  1837-1882 American  made first photograph of a stellar spectrum
Edward Charles 1846-1919 American  discovered the first spectroscopic binary star, Mizar
Jacobus Cornelius 1851-1922 Dutch  discovered that the proper motions of stars were not random
Edward Barnard  1857-1923 American  discovered eight comets and Almathea, the fifth moon of Jupiter