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(Click for frequent words.) 67 astronomer Percival Lowell 62 Giovanni Cassini 61 astronomer Johannes Kepler 60 Fritz Zwicky 59 Greek philosopher Plato 58 Edmund Halley 58 Gerard Kuiper 58 Comet Halley 57 Nicolas Copernicus 56 theoretical physicist Stephen Hawking 56 Edmond Halley 56 astronomer Galileo Galilei 56 Carl Friedrich Gauss 55 astronomer Carl Sagan 55 Giovanni Schiaparelli 55 JBS Haldane 55 Lynn Margulis 55 Zecharia Sitchin 55 Hipparchus 54 Fred Hoyle 54 Chandra Wickramasinghe 54 Ernst Mayr 54 psychic Edgar Cayce 54 aboard HMS Beagle 54 Alexis de Toqueville 53 astronomer Clyde Tombaugh 53 Kuiper Belt Objects 53 Kuiper Belt Object 53 Sasselov 53 Huchra 53 astronomer mathematician 53 canali 53 German astronomer Johannes 53 Konstantin Tsiolkovsky 53 Ellery Hale 53 Kuiper belt objects 53 Tycho Brahe 53 Dutch astronomer Christiaan 53 Francis Galton 53 Guillermo Haro 53 Clyde Tombaugh discovered 53 astronomical phenomena 53 Kip Thorne 52 Jayant Narlikar 52 poet William Wordsworth 52 George Gamow 52 Aristarchus 52 Corot 7b 52 Owen Gingerich 52 Sitchin 52 Thomas Harriot 52 astronomer Giovanni Schiaparelli 52 prophet Nostradamus 52 Dava Sobel 52 Norbert Wiener 52 famed naturalist 52 astronomer Tycho Brahe 52 Sir Francis Galton 52 Carl Sagan 52 Grote Reber 51 astronomer Edwin 51 Georges Cuvier 51 Khubilai Khan 51 Murray Gell Mann 51 Toutatis 51 Harlow Shapley 51 Georg Cantor 51 Richard Feynman 51 astronomer Edmond Halley 51 Allen Hynek 51 Comet Hale Bopp 51 Clyde Tombaugh 51 Josiah Royce 51 philosopher mathematician 51 planet Uranus 51 mythologist Joseph Campbell 51 Robert Hooke 51 physicist Richard Feynman 51 Geoffrey Chaucer Canterbury Tales 51 Dominique Cassini 51 Gaia Hypothesis 51 extraterrestrial civilizations 50 astronomer Ptolemy 50 Louis Turi 50 planetary astronomer 50 Uranian 50 renowned cosmologist 50 Halley comet 50 mathematician Pythagoras 50 Fermi paradox 50 Nikku Madhusudhan 50 heliocentric 50 Halton Arp 50 Noachian 50 Leon Battista Alberti 50 Erwin Schrodinger 50 Claude Lévi Strauss 50 Project Ozma 50 Galilean satellites 50 Subrahmanyan Chandrasekhar 50 physicist Albert Einstein 50 Satyendra Nath Bose 50 R. Buckminster Fuller 50 mathematician astronomer 50 du Sautoy 50 Carl Linnaeus 50 Emily Lakdawalla 50 Charles Babbage 50 Richard Berendzen 50 P/# A2 50 Jacques Vallee 50 Theodore von Karman 50 Andrea Ghez 50 Gregor Mendel 50 Inuit goddess 50 Taurus Littrow 50 Ann Druyan 50 Pierre Teilhard de Chardin 50 evolutionary theorist 50 Roger Revelle 50 inhabitable planets 50 Gliese #G 49 Erasmus Darwin 49 Upsilon Andromedae 49 Gottfried Leibniz 49 Professor Stephen Hawking 49 philosopher Immanuel Kant 49 Benoit Mandelbrot 49 poet Omar Khayyam 49 Maurice Merleau Ponty 49 HiRISE camera aboard 49 Phaethon 49 Arthur Spiderwick 49 Cosmic Microwave Background 49 Srila Prabhupada 49 Woese 49 Emma Wedgwood 49 Astrophysicist 49 Immanuel Velikovsky 49 Emanuel Swedenborg 49 Grigori Perelman 49 star gazer 49 Lévi Strauss 49 noctilucent clouds 49 Hari Seldon 49 Guhathakurta 49 mathematician physicist 49 Martian craters 49 Allan Sandage 49 Omega Nebula 49 Newton Principia 49 Jenniskens 49 Gautama Buddha 49 planet Gliese #g 49 Niles Eldredge 49 Nicolaus Copernicus 49 Bartholomew Gosnold 49 Grillmair 49 moons Phobos 49 Neil DeGrasse Tyson 49 Titan discoverer 49 Quadrantids 49 Edwin Hubble 49 Joel Primack 49 Feynman 49 moons circling 49 Jacques Barzun 49 ESA Herschel 49 Roger Penrose 49 Maunder minimum 49 Jean Galatoire 49 Nibiru 49 Jean Baptiste Tavernier 49 spiral nebulae 49 Delta Cephei 49 panspermia 49 Kenneth Libbrecht 49 philosopher René Descartes 49 telescopic observations 49 Kepler Mission 49 Voyager spacecraft 49 retrograde orbit 49 Wolfgang Pauli 49 SeaWiFS 49 FitzRoy 48 astronomer 48 Ludwig Wittgenstein 48 Gamma ray burst 48 Fritjof Capra 48 Copernicus Galileo 48 Lao Tzu 48 cosmic phenomena 48 Jean Francois Champollion 48 Martians invading 48 Konacki 48 Omega Centauri 48 JCR Licklider 48 Masaru Emoto 48 Ernst Haeckel 48 celestial mechanics 48 cosmologist Stephen Hawking 48 Hakuin 48 Jean Baptiste Lamarck 48 Alfred Wegener 48 Gell Mann 48 rocky extrasolar planet 48 Strangest Man 48 Vakoch 48 Epicurus 48 Henri Poincaré 48 planetary orbits 48 Erwin Schrödinger 48 Kurt Gödel 48 Poincaré 48 Matthew Fontaine Maury 48 Arik Posner 48 Devonian Period 48 coronal heating 48 planetary Transits 48 gravitational perturbations 48 exo planet 48 Baross 48 Schawinski 48 Henslow 48 Gregory Benford 48 Mojzsis 48 jovian 48 philosopher Blaise Pascal 48 Chuang Tzu 48 dinosaur extinction 48 Wilkinson Microwave Anisotropy Probe 48 Sara Seager 48 Sethian 48 Thomas Malthus 48 Uranus Neptune 48 Bug Nebula 48 TrES 4 48 A. Dembski 48 journal Icarus 48 Vikram Sarabhai 48 classical antiquity 48 Madame Blavatsky 48 Vernor Vinge 48 Avishay Gal Yam 48 conqueror Genghis Khan 48 comets meteors 48 Louis Agassiz 48 HG Wells 48 Lao tzu 48 neurologist Oliver Sacks 48 Randal Keynes 48 Leslie Orgel 48 Cometary 48 Geza Vermes 48 Benton MacKaye 48 Saturn Enceladus 48 LL Zamenhof 48 ancient Polynesians 47 Tegmark 47 carbonaceous chondrite 47 Theosophy 47 oceanographer Sylvia Earle 47 Pieter van Dokkum 47 Galileo Daughter 47 astronomical observations 47 interplanetary spacecraft 47 mu Arae 47 Aryabhata 47 paleo anthropologist 47 Edward Bulwer Lytton 47 island biogeography 47 Gödel 47 Seymour Benzer 47 Lee Smolin 47 Galileo Galilei 47 Athanasius Kircher 47 Adi Shankara 47 Follett Pillars 47 Daniel Patnaude 47 Electra Havemeyer Webb 47 coronal loops 47 geometer 47 Nobel Prizewinning 47 Italian astronomer Galileo 47 Mani Bhaumik 47 Owen Garriott 47 Great Dissenter 47 Ada Lovelace 47 humorist Mark Twain 47 photographer Edward Steichen 47 Leon Lederman 47 Taurus Littrow Valley 47 Bonanos 47 Linnaeus 47 cosmological theories 47 Russian cosmonaut Yuri Usachev 47 exoplanetary 47 Democritus 47 Irving Langmuir 47 Adam Riess 47 Alvar Hanso 47 stargazer 47 theoretical astrophysicist 47 Tradescant 47 astronomer Galileo 47 littérateur 47 Planet X. 47 Cydonia region 47 physicist Max Planck 47 Wolszczan 47 BLG #Lb 47 renowned theoretical physicist 47 Lamarck 47 COROT 7b 47 Pasachoff 47 Exoplanets 47 Homunculus 47 Voynich manuscript 47 Fermi telescope 47 Foing 47 Aryabhatta 47 conservationist Aldo Leopold 47 Lunine 47 decipherment 47 Gertrude Himmelfarb 47 physicist Niels Bohr 47 Charon Pluto 47 Nicholas Ostler 47 Trungpa Rinpoche 47 Alexander Herzen 47 Louise Leakey 47 stellar occultations 47 Waldseemüller 47 Erich von Däniken 47 PSR B# +# 47 Venusian 47 Francesco Petrarca 47 SN #A 47 astronomer Nicolaus Copernicus 47 WASP #b 47 double helix structure 47 sediba 47 Caltech physicist 47 archaeo 47 moon gravitational pull 47 CoRoT satellite 47 Horkheimer 47 Theophrastus 47 Anne Morrow Lindbergh 47 astro physicist 47 heliocentric theory 47 Thomas Tuschl 47 Leonard Susskind 47 Meher Baba 47 Paul Mellars 47 mathematician Blaise Pascal 47 Kurt Godel 47 Drake Equation 47 extinct ivory billed 47 Coxeter 47 Geza Gyuk 47 Leonhard Euler 47 Darwinius masillae 47 Percy Bysshe Shelley 47 Fractal Geometry 47 Galileo Galilei #-# 47 Gavin Pretor Pinney 47 Franck Marchis 47 Norwegian polar explorer 47 heliocentric model 47 Chazy Reef 47 icy comets 47 Brother Guy Consolmagno 47 Henry Beston 46 Rupert Sheldrake 46 Helix Nebula 46 Nobel Laureate Rabindranath Tagore 46 Richard Binzel 46 architect Buckminster Fuller 46 Comet Tempel Tuttle 46 Phoebe orbits 46 de Pater 46 Viking landers 46 NASA Cosmic Background 46 Plait 46 Chesley Bonestell 46 relativity theory 46 Neil deGrasse Tyson 46 Cassini imaging 46 philologist 46 Beratan 46 Gavin Menzies 46 Lao Tze 46 Gliese #c 46 GJ #b [001] 46 Nasa Kepler 46 humanist philosopher 46 Father Eusebio Kino 46 Dumbbell Nebula 46 Bahaullah 46 Ferdinand Magellan 46 d' Espagnat 46 Gamburtsev 46 Comet Encke 46 Himiko 46 Hipparcos 46 Leo Szilard 46 René Descartes 46 Michael Studinger 46 Yourcenar 46 historian Arnold Toynbee 46 Western monasticism 46 Annie Besant 46 Captain Bartholomew Gosnold 46 quantum physicist 46 SHIRLEY GRIFFITH 46 astronaut Owen Garriott 46 Sushil Atreya 46 Christiaan Huygens 46 Steins asteroid 46 Stephen Hawkings 46 Lowell Observatory 46 celestial 46 Romantic poet 46 historical personages 46 Coel Hellier 46 Alexander Kashlinsky 46 Rabbi Soloveitchik 46 zodiac constellations 46 Ontario Lacus 46 Marcus du Sautoy 46 Francis Crick 46 Tasaday 46 Marcus Chown 46 Daniel Boorstin 46 author Theodor Geisel 46 Einstein theories 46 Pluto Charon 46 Tharsis Rise 46 Johannes Kepler 46 Reinhard Genzel 46 Pierre Simon Laplace 46 Gaia hypothesis 46 Storrie Lombardi 46 Martin Waldseemuller 46 Makemake 46 Oort cloud 46 Homer Odysseus 46 Heraclitus 46 extragalactic 46 Gershom Scholem 46 particle astrophysics 46 Andrew Chaikin 46 c.# BC 46 journalist HL Mencken 46 G#.# +#.# 46 Florentine painter 46 Saturn Cassini 46 earliest tetrapods 46 Earthlike 46 Frank Kermode 46 AK Ramanujan 46 Adam Weishaupt 46 ESA Rosetta 46 Narlikar 46 Sufi poet Rumi 46 calendrical 46 asteroid collisions 46 Marx Freud 46 Jerome Drexler 46 transcendentalist 46 Sir Wilfred Thesiger 46 Frederic Pont 46 prophetic visions 46 Bernhard Riemann 46 Coma cluster 46 Swedish botanist 46 Leif Eriksson 46 Extrasolar 46 Hugo Gernsback 46 Werthimer 46 Courtenay Latimer 46 Hermann Hesse 46 HD #b [001] 46 occultist Aleister Crowley 46 Saturnian 46 Gaia Theory 46 Kinneson 46 Hale Bopp 46 constellation Eridanus 46 Larry Niven 46 extrasolar 46 Velikovsky 46 Mardy Murie 46 Piers Brendon 46 Nectocaris 46 CoRoT 9b 46 Claude Vorilhon 46 extinct woolly mammoth 46 Jakosky 46 Nasa spacecraft 46 undeciphered 46 UDFy # 46 Jacob Bronowski 46 Epimetheus 46 Voorwerp 46 gravitational anomalies 46 photographer Eadweard Muybridge 46 Gaensler 46 Chris Lintott 46 exo planets 46 Jiddu Krishnamurti 46 Siddhartha Gautama 46 existentialist philosopher 46 Percy Fawcett 46 Tunguska meteorite 46 Jeremy D' Entremont 46 Nima Arkani Hamed 46 Convection Rotation 45 Vannevar Bush 45 Mandelbrot 45 Fossae 45 Plate tectonics 45 occultations 45 Ilya Prigogine 45 Krimigis 45 Dikpati 45 placental mammal 45 Soviet cosmonaut 45 physicist mathematician 45 Brian Swimme 45 Mars orbiting spacecraft 45 Schroedinger 45 Naturalis Principia Mathematica 45 kabbalistic 45 Capt. Bartholomew Gosnold 45 Sidewalk Astronomers 45 aviatrix Amelia Earhart 45 Robert Jedicke 45 Nobel laureate physicist 45 WMAP satellite 45 Greek historian Herodotus 45 Roman poet Ovid 45 Winston Seiler 45 HIP #b 45 William Ellery Channing 45 Syrtis Major 45 JI Rodale 45 spacecraft flyby 45 Beccaloni 45 ancients 45 Richard Lewontin 45 GQ Lupi 45 celestial phenomena 45 Brahe 45 Wilma Dykeman 45 superstring 45 psychic phenomena 45 Xu Guangqi 45 Makiko Sato 45 Hypnerotomachia Poliphili 45 comet McNaught 45 alien civilizations 45 Galileo spacecraft 45 Prof Hawking 45 Ray Jayawardhana 45 Evolution Explorer 45 Spencer Weart 45 Galilean moons 45 Transcendentalist 45 psychoanalysis Sigmund Freud 45 winged dinosaur 45 smallest exoplanet 45 rishis 45 Jedicke 45 sized planets orbiting 45 Higgs Boson particle 45 Ashley Montagu 45 traveler Marco Polo 45 Lyndall Gordon 45 Ursula K. LeGuin 45 Roswell Incident 45 Hazrat Mirza Ghulam Ahmad 45 Cosmic Background Explorer 45 Herschel Space Telescope 45 planetary geology 45 Gravity Probe 45 chordate 45 Shri Kulkarni 45 Ring Nebula 45 Dysnomia 45 Neutron Spectrometer 45 Global Surveyor spacecraft 45 Rosaly Lopes 45 wife Mileva Maric 45 Theoretical physicists 45 NASA THEMIS 45 Laozi 45 Ian McShane Pillars 45 MIT Haystack Observatory 45 Hesiod 45 binary asteroid 45 contactee 45 retrograde orbits 45 observational astronomy 45 Dennis Mammana 45 Percy Shelley 45 comet nuclei 45 Euclid Elements 45 MirCorp 45 Pluto discoverer Clyde Tombaugh 45 Comet Lulin 45 Søren Kierkegaard 45 P. Feynman 45 superstrings 45 lunar equator 45 supersymmetric particles 45 Fernand Braudel 45 Cancri e 45 Francois Rabelais 45 Gerald Durrell 45 ufologist 45 extraterrestrial civilization 45 MUSES C 45 Thor Heyerdahl 45 colonize Mars 45 filmmaker DW Griffith 45 NASA Cassini 45 Kaluza Klein 45 Glaciologist 45 de Chavannes 45 Gnostic sect 45 astrobiologists 45 galaxy M# [001] 45 STScI 45 pioneer aviator 45 Theodosius Dobzhansky 45 Empedocles 45 explorer Marco Polo 45 Gretel Ehrlich 45 Astrophysical 45 Comet Elenin 45 Viking Lander 45 GI Gurdjieff 45 Cassini flyby 45 Vedic astrology 45 Hadley Rille 45 ancient mariners 45 Bruce Margon 45 Andrew Balmford 45 Bankimchandra Chatterjee 45 Hubble Space 45 Saturnian moons 45 David Quammen 45 Amerigo Vespucci 45 Astronomer 45 Comet Hartley 2 45 Neanderthals Homo neanderthalensis 45 Spudis 45 Basbanes 45 Kepler #b 45 Hugh Nibley 45 Annus Mirabilis 45 Scheeres 45 Jayawardhana 45 Viking orbiters 45 Kubla Khan 45 Sojourner Rover 45 Guanlong wucaii 45 Antarctic icecap 45 Richard Weikart 45 biologist EO Wilson 45 Seth Shostak 45 Bramley Murton 45 lexicographer Samuel Johnson 45 evaporite deposits 45 Marchis 45 Di Achille 45 philosopher Ludwig Wittgenstein 45 Consciousness Explained 45 Henri Poincare 45 anthropic principle 45 Cassini Huygens 45 Apollonius 45 Mikhail Bakhtin 45 RXTE 45 philosopher Karl Popper 45 Methone 45 George Djorgovski 45 Bethany Ehlmann 45 Pytheas 45 Muchachos Observatory 45 COBE satellite 45 HMS Beagle 45 Mars Phobos 45 Charles Darwin 45 W. Cleon Skousen 45 Emperor Kangxi 45 Lucy Larcom 45 ALH# 45 Lafcadio Hearn 45 Erich von Daniken 45 Ryskin 45 Planetary Transits 45 Systema Naturae 45 Noachian era 45 outer planets 45 Swedenborgian 45 Donald Deke Slayton 45 bedrock outcropping 45 Jill Tarter 45 extrasolar worlds 45 Saturn rings 45 Kepler Space Telescope 45 philosopher Georg Wilhelm 44 Bernard DeVoto 44 Beichman 44 Padmasambhava 44 geomagnetism 44 comets orbiting 44 astrophysicist Carl Sagan 44 Fra Mauro 44 Smithsonian astronomer 44 Saturn moons 44 Paul Dirac 44 eclipsing binary 44 Oort Cloud 44 Prof. Hawking 44 millisecond pulsar 44 Extraterrestrial Intelligence Institute 44 smoothest flattest 44 Cosmologist 44 CP Cavafy 44 Marvin Minsky 44 COROT exo 3b 44 double elephant folio 44 Theodore Herzl 44 planetary astronomy 44 Baruch Blumberg 44 Antony Flew 44 shadow biosphere 44 biosignatures 44 Tunguska explosion 44 Jamie Elsila 44 Hot Jupiters 44 Vitruvius 44 Schrödinger cat 44 Quaoar 44 WG Sebald 44 Walt Whitman poem 44 Oberth 44 Charles Beichman 44 Ved Mehta 44 Nicholas Flamel 44 outermost planets 44 S/# P2 44 Renu Malhotra 44 Carolus Linnaeus 44 Harsh Mistress 44 Anthony Remijan 44 Von Daniken 44 Ezra Cornell 44 Hieronymous Bosch 44 giant Galapagos tortoise 44 Samuel FB 44 cosmic strings 44 Juan Ponce de 44 DISR 44 Sawai Jai Singh 44 moon Mab 44 Strachey 44 gaseous planet 44 Harold Urey 44 Marscher 44 Meave Leakey 44 gravitational microlensing 44 Veizer 44 explorer Juan Ponce 44 Dan Werthimer 44 Virgle 44 Kepler 9c 44 Mallarme 44 orbiting Hubble Space Telescope 44 Prof Pillinger 44 Theodore Seuss Geisel 44 GH Hardy 44 Emmanuel Kant 44 Sigurd Hofmann 44 Buckminster Fuller 44 Frank Borman 44 Schrödinger 44 Polish astronomer Nicolaus 44 Saint Exupéry 44 meteoroid impacts 44 UA Lunar 44 Matsuo Basho 44 Supersymmetry 44 astrophysical objects 44 Eminent Victorians 44 evangelist Aimee Semple McPherson 44 Tarduno 44 Thoreau Walden 44 Bohdan Paczynski 44 Mary Anning 44 Madhulika Guhathakurta 44 trans Neptunian 44 illustrator Albert Uderzo 44 Desiderius Erasmus 44 icy moons 44 Yuga 44 AAVSO 44 Saunière 44 James Lovelock 44 Fermi Gamma ray 44 Neptune Uranus 44 Yogananda 44 Hadean 44 trans Neptunian objects 44 Machholz 44 Gregory Bateson 44 Solar TErrestrial RElations Observatory 44 orbital eccentricity 44 reionization 44 protoplanet 44 Venetian painter 44 Konrad Lorenz 44 ancient supercontinent 44 epicycles 44 Romantic poets 44 lepidopterists 44 philosopher statesman 44 naturalist Carl Linnaeus 44 planetary alignments 44 southern supercontinent 44 spacecraft Cassini 44 Petrarch 44 celestial observations 44 lobate scarps 44 Einstein 44 Eridanus 44 Shakyamuni 44 mythological beings 44 OGLE TR #b 44 extraterrestrial origin 44 Sauniere 44 radial velocity technique 44 Blaise Pascal 44 Comet Holmes 44 Vijayanagara empire 44 Romain Rolland 44 IBM logo ibm.com 44 Swami Sivananda 44 NASA astrophysicist 44 planets comets 44 Henize #-# 44 Leonard Kleinrock 44 Cryogenian period 44 Raman Effect 44 Franz Boas 44 Saturn moon 44 James Truslow Adams 44 Jovian moon 44 ecliptic plane 44 celestial bodies 44 STEVE EMBER 44 Fomalhaut b 44 Shoemaker Levy 44 Truslow Adams 44 Stephen Krashen 44 Hale Bopp comet 44 van Wyhe 44 de Lubac 44 Starstream Research 44 Le Verrier 44 Leeuwenhoek 44 Hamish Pritchard 44 Sara Pennypacker 44 Meghnad Saha 44 Epsilon Aurigae 44 Mamajek 44 subsurface ocean 44 ESA Mars 44 Greek philosophers 44 Meenakshi Wadhwa 44 Georg Hegel 44 Lamarckian 44 Planck satellite 44 exobiology 44 ESA Planck 44 Pigafetta 44 Greg Delory 44 quantum electrodynamics 44 Greek philosopher Aristotle 44 Zolensky 44 Rainer Klement 44 Bigfoot Sasquatch 44 periodic dimming 44 Dante Gabriel Rossetti 44 explorers Meriwether Lewis 44 Squyres Cornell 44 Fermi Paradox 44 Ludwig Leichhardt 44 Kuiper belt 44 Solar Dynamics Observatory 44 Chladni 44 Pluto Eris 44 cosmologist 44 Chola king 44 Duns Scotus 44 Donner Party 44 discoverer 44 Galen Rowell 44 Talcott Parsons 44 Pawan Sinha 44 Soren Kierkegaard 44 Consolmagno 44 Conselice 44 Mayflower Pilgrims 44 God Particle 44 Giotto di Bondone 44 novelist Saul Bellow 44 Haumea 44 Halley Comet 44 amyloid cascade 44 KT extinction 44 Io Europa 44 gamma ray pulsars 44 MG J# +# 44 sculptor Auguste Rodin 44 homochirality 44 Giocondo 44 Elenin 44 Nicholas Copernicus 44 Bob Bemer 44 Ostro 44 Bernd Heinrich 44 Deep Impact eXtended Investigation 44 Alice Keesey Mecoy 44 Donald Johanson 44 Ancestral Puebloans 44 Deirdre Bair 44 Alan Lightman 44 Heinrich Hertz 44 Alan Dundes 44 interstellar dust particles 44 WISE infrared 44 Edmund Spenser 44 de Chardin 44 Czeslaw Milosz 44 Djorgovski 44 philosopher Spinoza 44 Claude Levi Strauss 44 Vedic texts 44 mathematician 44 Alexander Goncharov 44 included Aesop Lancelot 44 Caltech astronomer 44 diviner 44 Astronomy buffs 44 Curiosity rover 44 Spaceguard 44 meteorite bombardment 44 Friedrich Engels 44 cosmologists 44 Ursula Le Guin 44 Emperor Rudolf 44 quark gluon 44 Orphic 44 Theodore Sturgeon 44 A. Heinlein 44 Gravitational waves 44 folk etymology 44 scientist CNR Rao 44 binary quasar 43 ancient mariner 43 Vespucci 43 Plesiosaurs 43 Dr. Seuss Theodor Geisel 43 Paramahamsa 43 Edgar Cayce 43 Tennyson poem 43 NASA STEREO 43 Nirad Chaudhuri 43 Ferdinand von 43 astronomical telescope 43 Hörst 43 Plato dialogues 43 Ugaritic 43 Naope 43 Astrobiology Magazine 43 Baconian 43 codifier 43 CoML 43 Jesuit astronomer 43 Matteo Ricci 43 Diviner 43 the#th century 43 Anders Celsius 43 Murray Bookchin