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Add "Today in History" or "Today's Birthdays" to Your Site - it's Easy! |
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Discovers
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1993 Jean Mueller discovers comet Mueller/1993a
1992 Tsuruhiko Kiuchi discovers comet Swift-Tuttle 1992 David Lewett and Jane Luu discovers comet: "1992 QB1" 64 mil km from Sun 1992 Peter Collins discovers nova Cygni 1992 1989 Voyager 2 discovers 2 partial rings of Neptune 1980 Voyager 1 space probe discovers 15th moon of Saturn 1979 Pioneer 11 makes 1st fly-by of Saturn, discovers new moon, rings 1974 Charles Kowal discovers Leda, 13th satellite of Jupiter 1968 Jocelyn Bell discovers 1st pulsar 1966 Audouin Dollfus discovers 10th satellite of Saturn, Janus 1963 Maarten Schmidt discovers enormous red shifts in quasars 1959 Dr. Leakey discovers oldest human skull (600,000 years old) 1958 James van Allen discovers radiation belt 1956 Dr. Albert Sabin discovers oral polio vaccine 1955 University of California discovers anti-proton 1951 S. B. Nicholson discovers 12th satellite of Jupiter 1949 Gerard Kuiper discovers Nereid, (2nd satellite of Neptune) 1943 RAF discovers Werner von Brauns V1/V2-base in Peenemunde 1942 J. S. Hey discovers radio emissions from Sun 1934 Wiley Post discovers jet stream 1930 U.S. astronomer Clyde Tombaugh discovers Pluto 1928 Alexander Fleming discovers penicillin 1922 Howard Carter discovers tomb of Tutankhamen in Egypt 1911 Hiram Bingham discovers Lost City of the Incas 1909 Word received, Admiral Peary discovers North Pole 5 months earlier 1906 Roald Amundsen discovers Magnetic South Pole 1903 Dr. Harry Plotz discovers vaccine against typhoid in New York City 1900 Giacobini discovers a comet (will be 1st comet visited by spacecraft) 1898 Scientists Pierre and Marie Curie discovers radium 1896 German physicist Wilhelm Roentgen's discovers x-rays 1895 Wilhelm Roentgen (Germany) discovers X-rays 1892 E E Barnard at Lick discovers Amalthea, 5th Jupiter moon 1882 Dr. Robert Koch discovers germ that causes tuberculosis 1882 German scientist Robert Koch discovers bacillus cause of TB 1879 Constantine Fahlberg discovers saccharin the artificial sweetener 1877 Asaph Hall discovers Mars' moon Phobos 1877 Asaph Hall discovers Mars's moon Deimos 1871 Jules Janssen discovers dark lines in solar corona spectrum 1870 Heinrich Schliemann discovers Troi 1868 Pierre Janssan discovers helium in solar spectrum during eclipse 1868 Leon Foucault, discovers 1st physical proof of Earth's rotation, dies 1864 William Huggins discovers chemical composition of nebulae 1862 Telescope maker Alvin Clark discovers dwarf companion of Sirius 1861 Leipzig Observatory discovers short-period (6.2 yrs) Comet d'Arrest 1859 Wilhelm Tempel discovers diffuse nebula around Pleid star Merope 1859 Captain N. C. Brooks discovers Midway Islands 1856 Dr. John A Veatch discovers borax, Tuscan Springs, California 1851 William Lassell discovers Ariel and Umbriel, satellites of Uranus 1851 John F. Loudon discovers tin on East Indian Island of Billiton 1849 M Jolly-Bellin discovers dry-cleaning, he accidentally upset lamp containing turpentine and oil on his clothing and sees cleaning effect 1847 Maria Mitchell discovers a non-naked-eye comet 1847 German astronomer Theodor discovers Comet Brorsen-Metcalf 1840 American Charles Wilkes discovers Shackleton Ice Shelf, Antarctica 1840 Dumont D'Urville discovers Adelie Land, Antarctica 1826 M Biela, an Austrian officer, discovers Biela's Comet 1821 Bellingshausen discovers Alexander Island off Antarctica 1820 Edward Bransfield aboard Williams discovers Antarctica (UK claim) 1815 George Evans discovers Lachlan River, Australia 1801 French astronomer Jean-Louis Pons discovers his 1st comet 1801 Giuseppe Piazzi discovers 1st asteroid, which is named Ceres later 1800 James Ross discovers North Magnetic pole 1792 George Vancouver discovers site of Vancouver BC 1792 Captain Robert Gray discovers Grays Harbor (Washington) 1791 Danish navigator Vitus Jonas Bering discovers Alaska 1791 Jose Maria Narvaez discovers Point Grey (now Vancouver BC) 1789 William Herschel discovers Mimas, satellite of Saturn 1789 Sir William Herschel discovers Saturn's moon Enceladus 1787 W Herschel discovers Enceladus, a moon of Saturn 1781 Andre Mechain discovers M80 (globular cluster in Scorpio) 1780 William Herschel discovers 1st binary star, Xi Ursae Majoris 1778 Captain Cook discovers Maui in the Sandwich Islands, now Hawaii 1774 Priestly discovers oxygen 1774 Joseph Priestley discovers oxygen 1772 Yves de Kerguelen of France discovers Kerguelen Archipelago, India 1770 Captain James Cook discovers Great Barrier Reef off Australia 1770 Captain James Cook discovers Botany Bay (Australia) 1746 Giuseppe Piazzi, Italian monk, mathematician, and discoverer, discovers 1st asteroid, Ceres 1741 Captain Bering discovers Mount St. Elias, Alaska 1739 J B C Bouvet de Lozier discovers Bouvet Island, near Antarctica 1722 Jacob Roggeveen discovers Easter Island 1672 Giovanni Cassini discovers Rhea, a satellite of Saturn 1671 Giovanni Cassini discovers Iapetus, satellite of Saturn 1655 Christiaan Huygens discovers Titan, (Saturn's largest satellite) 1642 Abel Janzoon Tasman discovers Van Diemen's Land (Tasmania) 1642 Christiaan Huygens discovers Martian south polar cap 1618 Johannes Kepler discovers harmonics law 1616 VOC-ship "The Eendracht" discovers Dirk-Hartogeiland, Australia 1616 Jacques Le Maire discovers Street Lemaire/Cape Receiver 1610 Galileo Galilei discovers Callisto, 4th satellite of Jupiter 1610 Galileo discovers 1st 3 Jupiter satellites, Io, Europa and Ganymede 1610 German astronomer Simon Marius 1st discovers the Jupiter moons, but does not officially report it, Galileo does on July 1 1610 1609 Henry Hudson, discovers and explores Delaware Bay 1596 David Fabricius discovers light variation of Mira (1st variable star) 1595 Alvara Mendana discovers Marquesas Island 1585 English secret service discovers Anthony Babingtons murder plot against queen Elizabeth I 1578 William Harvey of England discovers blood circulation 1542 Juan Rodriguez Cabrillo discovers California, at San Diego Bay 1541 Hernando de Soto discovers Mississippi River 1539 Spanish explorer Fernando de Soto discovers Florida 1535 Jacques Cartier discovers Mount Royal (Montreal) 1535 Bishop Tomas de Berlanga discovers Galapagos Islands 1534 Jacques Cartier discovers Prince Edward Islands Canada 1524 Giovanni Verrazano, a florentine navigator, discovers New York Bay 1521 Ferdinand Magellan discovers the Philippines 1521 Magelhaes' fleet discovers Zamal (Samar) 1521 Magellan discovers Guam 1513 Spaniard Juan Ponce de Leon discovers Florida 1503 Columbus discovers Cayman Islands 1502 Portuguese Admiral Da Nova discovers St. Helena 1501 Joao da Nova Castell discovers Ascension Islands 1500 Diego Diaz discovers Madagascar 1500 Pedro Alvarez Cabral discovers Brazil and claims it for Portugal 1499 Alonso dhe Ojeda discovers Curacao Island 1498 Christopher Columbus discovers island of Trinidad 1494 Columbus discovers Jamaica 1493 Christopher Columbus discovers Puerto Rico, on his 2nd voyage 1493 Columbus discovers Saba 1493 Christopher Columbus discovers island of Dominica 1493 Christopher Columbus discovers island of Dominica 1492 Columbus discovers Hispaniola (El Espanola/Haiti) 1492 Christopher Columbus discovers Cuba and claims it for Spain 1492 Columbus' discovers America (Oct 12, 1492 Julian calender) 1488 Bartholomeus Diaz discovers Mosselbaai (Angra dos Vaqueros) 1000 Leif Ericson discovers "Vinland" (possibly New England) |
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