Related by context. Frequent words. (Click for all words.) 63 Paul Pelissier 62 Observatoire de Paris 57 Pierre Curie 55 Compton Gamma Ray 54 Joseph Fourier 54 Texier 53 Tycho Brahe 53 Nicolaus Copernicus 53 Sauniere 53 Omega Centauri 53 de Saint Exupery 53 Marchis 52 de Saint Exupéry 52 COROT 52 Lefèvre 52 gaseous planet 52 ESA XMM Newton 52 agency CNES 52 Smith jk c't 51 Corot 51 planet Uranus 51 Centre de Recherche 51 Right Honourable Michaëlle 51 astronomer Edwin 51 Livy cited 51 Percival Lowell 51 Carnegie Observatories 50 Kazantzidis 50 THEMIS Image 50 Herschel Space 50 Collège de 50 STScI 50 Petrarch 50 P/# A2 50 National d' Etudes 50 GALEX 50 Southern Observatory ESO 49 Himiko 49 Lebreton 49 Lunokhod 49 Express orbiter 49 Venus Jupiter Uranus 49 interplanetary spacecraft 49 Galilei 49 Claude Levi Strauss 49 Paul Dirac 49 astronomical telescope 49 Mauna Kea Hawaii 49 et Fils 49 XMM Newton 48 NASA Spacecraft 48 Infrared Astronomy 48 Blaise Pascal 48 NASA Cassini 48 Voorwerp 48 Saint Exupéry 48 Astrophysics Laboratory 48 Johannes Kepler 48 Virgo cluster 48 Jenniskens 48 René Descartes 48 Quaoar 48 Gilpin PA Sport 48 By Deborah McAleese 48 Fridtjof Nansen 48 Lutetia 48 Édouard 48 Abbé 48 Steward Observatory 48 GJ #b [001] 48 Universite Paris 48 By Karen Colbenson 48 By Babu Das 48 Eesti Tallinn 48 E. Arata marata@nashobapub.com 47 Delannoy 47 By Michael Scarchilli 47 Toutatis 47 Berthier 47 Wilkinson Microwave Anisotropy Probe 47 Heliospheric Observatory SOHO 47 Andrieux 47 Solar Terrestrial Relations 47 Cancri 47 Rivière 47 Flyby 47 Epimetheus 47 Cassini Huygens 47 de Montaigne 47 Paul Kalala 47 infrared observatory 47 CoRoT 7b 47 R. Tackett jtackett@nashvillecitypaper.com 47 Hubble Space Telescope HST 47 X ray observatory 47 Galileo spacecraft 47 Saturnian system 47 Voyager spacecraft 47 Denis Diderot 47 Staff Writer eleanore@nwanews.com 47 distant quasars