Related by context. Frequent words. (Click for all words.) 41 COROT 38 solar eclipse 38 HD #b [002] 36 transits 36 occultation 36 Jupiter moons 35 Halley Comet 35 transit 35 Andromeda Galaxy 35 astronomers 35 extrasolar planet 34 moons 34 solar eclipses 33 Uranus 33 unaided eye 33 Saturn rings 33 total solar eclipse 32 sunrises 32 astronomical observations 31 lunar eclipse 31 lunar eclipses 31 planets 31 starlight 31 Saturn moons 31 ringed planet 31 Venus 31 Orion Nebula 30 Cassini 30 outer planets 30 exoplanets 30 orbits 30 extrasolar planets 30 Leonids 30 orbital 30 infrared telescope 30 transiting 29 skywatchers 29 celestial 29 Astronomer 29 flyby 29 Jodrell Bank 29 XMM Newton 29 meteor shower 29 Rutherford Appleton 29 exoplanet 29 vantage point 29 orbiting 29 Saturn moon 29 planets orbiting 28 Geminids 28 astronomy 28 ecliptic 28 Cassini Huygens 28 surreal 28 telescope 28 Perseids 28 transited 28 Palomar Observatory 28 interstellar dust 28 THEMIS 28 total lunar eclipse 27 sunspots 27 brown dwarfs 27 interplanetary 27 precession 27 Very Large Array 27 MESSENGER 27 Solar Dynamics 27 optical telescopes 27 British Antarctic Survey 27 X ray emission 27 Cassini spacecraft 27 journeys 27 observatories 26 rocky outcrop 26 BBC2 Newsnight 26 prow 26 substorms 26 fleeting glimpse 26 celestial bodies 26 Jeremy Vine 26 Pluto 26 equinoxes 26 Royal Astronomical Society 26 Eamonn Holmes 26 NASA Cassini spacecraft 25 sunspot activity 25 Gravity Probe B 25 David Dimbleby 25 Coit Tower 25 Martin Clunes 25 gazing 25 Griff Rhys Jones 25 Ben Fogle 25 corona 25 equatorial 25 Telescope 25 Drake Passage 25 boardings 25 telescopes 24 GRBs