Related by context. All words. (Click for frequent words.) 59 director Charles Elachi 58 Deep Impact comet 56 Ed Weiler NASA 56 Comet Hartley 2 56 Ed Weiler 56 interplanetary spacecraft 55 David Southwood ESA 55 Dean Pesnell 55 Konacki 55 cosmic microwave radiation 54 Neil Gehrels 54 Charles Elachi 54 NuSTAR 54 Jenniskens 54 Sibeck 54 Wolszczan 54 highly elliptical orbits 54 A'Hearn 54 auroral activity 54 lunar perigee 53 orbiting gamma ray 53 Mandushev 53 Gedmark 53 Neil Gehrels Swift 53 Comet Halley 53 G. Madhavan Nair 53 Foing 53 Alex Filippenko 53 ESA Rosetta 52 meteoroid 52 Solar Dynamics Observatory 52 Charon Pluto 52 planetary Transits 52 Krimigis 52 ESA Integral 52 X ray observatory 52 Saturnian moon Titan 52 spokesperson Allard Beutel 52 X ray telescopes 52 Comet Tempel 1 52 spacecraft Cassini 52 Mario Livio 52 Hubble Space Telescope HST 52 SpaceWeather.com 52 Spudis 52 astrophysical phenomena 51 Fuk Li Mars 51 director Chuck Dovale 51 Deep Impact mission 51 GRB #B 51 exoplanetary 51 Flyby spacecraft 51 orbiting Hubble Space Telescope 51 Mirelson 51 Nasa spacecraft 51 Donald Yeomans 51 Kirk Shireman 51 Saturn Cassini 51 flyby spacecraft 51 asteroid collisions 51 William Readdy NASA 51 Gravitational lensing 51 waning gibbous 51 IBEX spacecraft 51 Colaprete 51 LCROSS 51 William Borucki Kepler 51 Norm Thagard 51 Jean Pierre Lebreton 51 gamma ray observatory 51 Bill Gerstenmaier associate 51 Cassini Huygens 51 COROT 51 NASA 51 coronal heating 51 Einstein relativity theory 51 Bernhard Fleck 51 Fomalhaut b 51 Rick Grammier 51 ion propulsion 51 HM Cancri 51 Solar TErrestrial RElations Observatory 51 Apollo missions 51 Mars Color Imager 51 Mewaldt 50 Jean Pierre Lebreton ESA 50 orbiting 50 Rick Grammier Deep Impact 50 Amateur astronomers 50 #P/Churyumov-Gerasimenko 50 Mars Squyres 50 occultations 50 Astronauts inspect 50 Nasa Jet Propulsion 50 Elachi 50 mission Chandrayaan 50 Peter Jenniskens 50 Manned missions 50 Hubble orbits 50 GSLV D3 rocket 50 Kepler Mission 50 celestial phenomena 50 Ed Weiler associate 50 SIRTF 50 Fermi telescope 50 QQ# 50 Epsilon Aurigae 50 cosmic collisions 50 Dalcanton 50 terraforming Mars 50 Hubble 50 NASAs 50 Mike Suffredini 50 Mars landers 50 cosmic ray flux 50 director Tony Ceccacci 50 BepiColombo 50 spacecraft 50 Observatory SDO 50 Atlantis rocketed 50 SuperMoon 50 Halzen 50 coronal loops 50 Dan Durda 50 SBIRS GEO 50 LCROSS mission 50 manager Mike Suffredini 50 Ulysses spacecraft 50 WISE telescope 50 Rathnasree 50 Huygens mission 50 Corot 7b 50 Eta Aquarid meteor shower 50 Comet Machholz 50 Hubble servicing 50 Kulcinski 50 RHESSI 50 Margon 50 galactic cosmic rays 50 Charles Elachi director 50 comet flyby 50 Upsilon Andromedae b 50 transiting exoplanet 50 Bill Readdy NASA 50 Erik Asphaug 49 Avishay Gal Yam 49 SMOS mission 49 Lunine 49 Bernard Foing 49 planetary science 49 atmospheric phenomena 49 cometary 49 Schwehm 49 Cathy Koerner 49 Kepler 9c 49 starquakes 49 Carey Lisse 49 X ray pulses 49 Paul Spudis 49 Sara Seager 49 Owen Garriott 49 comet Hale Bopp 49 Comet 9P/Tempel 1 49 Bruce Jakosky 49 ESA GOCE 49 infrared astronomy 49 orbiting observatories 49 Kounaves 49 Comet Hartley 49 planetary transits 49 CoRoT 9b 49 extrasolar 49 orbital insertion 49 gamma ray astronomy 49 Comet Encke 49 Michael A'Hearn 49 particle colliders 49 Planck satellite 49 duration spaceflights 49 Satcher Jr. 49 STEREO mission 49 Orbiter LRO 49 Mars moon Phobos 49 dexterous robot 49 Deep Impact 49 BP Psc 49 Kuiper belt objects 49 Descent Imager Spectral Radiometer 49 Galaxy Evolution 49 supernova explosion 49 super perigee moon 49 airglow 49 commander Dmitry Kondratyev 49 Cancri e 49 MIT planetary scientist 49 Fincke radioed 49 Nasa Kepler 49 Ken Edgett 49 Foton spacecraft 49 RXTE 49 Adam Riess 49 Jupiter Icy Moons 49 exhaust plume 49 Einstein theories 49 celestial observations 49 Svedhem 49 windshield wiper maneuver 48 Mark N. Sirangelo 48 filamentary structure 48 Delta Cephei 48 distant supernovae 48 orbit insertion 48 commander Pam Melroy 48 twin STEREO spacecraft 48 cosmic cannibal 48 SN #gy 48 blazar 48 Eta Aquarids 48 Sasselov 48 Berinstain 48 comets asteroids 48 Jon Giorgini 48 comet Lulin 48 Kavandi 48 Mark Clampin 48 Hubble telescope 48 Paul Chodas 48 Viking Orbiter 48 astrometric 48 LCROSS Centaur upper 48 neutrino oscillation 48 Quadrantids 48 astronomical phenomena 48 Bruce Margon 48 NASA LCROSS 48 detect gravitational waves 48 Keck Interferometer 48 Jupiter Icy Moons Orbiter 48 C1XS 48 celestial fireworks 48 MARSIS radar 48 Satish Dhawan 48 Stardust NExT mission 48 gravitational tides 48 Don Yeomans 48 infrared telescopes 48 WISE spacecraft 48 Jovian moons 48 Mercury flyby 48 Lunar Reconnaissance Orbiter LRO 48 Gamma ray bursts 48 planets orbiting distant 48 Vourlidas 48 Resourcesat 2 48 Commander Dominic Gorie 48 Drake Deming 48 Jay Zwally 48 Bindschadler 48 comet McNaught 48 protoplanet 48 Daniel Sacotte ESA 48 asteroid Lutetia 48 Shoemaker Levy 48 Bill Gerstenmaier NASA 48 Espenak 48 comet 48 Ken Herkenhoff 48 Bill Patzert climatologist 48 CloudSat 48 shepherding spacecraft 48 Simonetta Di Pipo 48 particle acceleration 48 RS Ophiuchi 48 planet Nibiru 48 moon Io 48 Relations Observatory STEREO 48 Angelos Vourlidas 48 Evolution Explorer 48 astronomical objects 48 Galileo spacecraft 48 Sensing Satellite LCROSS 48 Jedicke 48 earthshine 48 Kepler #b 48 HiRISE camera 48 sized planets orbiting 48 reentries 48 infrared observatory 48 NASA Far Ultraviolet 48 Preston Burch 48 orbited Jupiter 48 Jeffrey Plaut 48 geomagnetic activity 48 Type Ia supernova 48 protons collide 48 GPS IIR M 48 Jupiter flyby 48 Jakosky 48 RS Oph 48 # Apophis 48 Omar Baez 48 orbital velocity 48 inhabitable planets 48 astronaut Pam Melroy 48 commander Dominic Gorie 48 EPOXI mission 48 STEREO spacecraft 48 particle physics experiments 48 comet nucleus 47 Kepler spacecraft 47 moonquakes 47 Martian rovers 47 Mössbauer 47 Astronomy buffs 47 planetary orbits 47 comets meteors 47 Saturnian 47 Ceccacci 47 Gravity Probe B 47 Lowenstern 47 satellites orbiting Earth 47 Mars Reconnaissance Orbiter MRO 47 deorbiting 47 Upsilon Andromedae 47 planet magnetosphere 47 Solar Terrestrial Relations 47 Arches Cluster 47 Nasa 47 Arik Posner 47 Chodas 47 Observatory STEREO 47 Explorer WISE 47 Dynamics Observatory 47 asteroidal 47 amateur skywatchers 47 propulsion subsystem 47 gamma ray burst 47 olivine mineral 47 exoplanet hunter 47 Gerhard Schwehm 47 SN #A 47 lunar orbits 47 Gaensler 47 Marc Rayman 47 Gamma ray burst 47 V# Mon 47 Atlantis Undocks From 47 substorms 47 EVA extravehicular activity 47 Carl Marchetto 47 gamma ray bursts GRBs 47 NASA THEMIS 47 Alycia Weinberger 47 space shuttle 47 coronal mass ejections CMEs 47 orbital mechanics 47 Vassilis Angelopoulos 47 Cosmic Microwave Background 47 NASA Stardust spacecraft 47 robot rovers 47 thrust oscillation 47 LADEE 47 sky gazers 47 Ken Bowersox 47 spacecrafts 47 LORRI 47 ultraviolet wavelengths 47 magnetars 47 sun corona 47 Comet Churyumov Gerasimenko 47 Toutatis 47 Megha Tropiques 47 CAPE CANAVERAL Astronauts 47 Jim Kauahikaua 47 cosmic phenomena 47 Tony Ceccacci 47 cometary dust 47 Martian lander 47 NASA Jet Propulsion Lab 47 orbit 47 extrasolar planetary systems 47 Simonetta Di Pippo ESA 47 Torino Scale 47 orbit GEO 47 atmospheric reentry 47 GSLV D3 47 Venus transits 47 Emily Lakdawalla 47 outer planets 47 Ron Garan 47 Quadrantid meteor shower 47 planetary alignments 47 infrared ultraviolet 47 Cygnus Lyra region 47 lunar landers 47 cosmic ray particles 47 ESA ASI 47 Sputnik beeped 47 asteroid 47 G Madhavan Nair 47 O OREOS 47 SBIRS HEO 47 interstellar dust particles 47 Climate Experiment GRACE 47 Mike Leinbach 47 spacecraft orbiting 47 Human Spaceflight Microgravity 47 auroral displays 47 exobiology 47 Zeta Ophiuchi 47 Astronaut Gregory Chamitoff 47 impactor spacecraft 47 mu Arae 47 Filippenko 47 Webb Telescope 47 comet chaser 47 Moonbase Alpha 47 type 1a supernovae 47 GPS IIF 47 gamma ray flares 47 coastal Naro 47 Chuck Dovale 47 moons circling 47 Planck spacecraft 47 unmanned probes 47 Herschel Space 47 Solar Dynamics 47 Mary Voytek 47 Rosetta spacecraft 47 VISTA telescope 47 Gravitational waves 47 DISR 47 exo planet 47 Helios 2B 46 Mars rovers 46 circumlunar 46 NASA EPOXI mission 46 Dominic Gorie 46 KT extinction 46 Machholz 46 impactor 46 infrared spectrograph 46 orbital maneuvering 46 comet Hartley 2 46 retrograde orbit 46 Son Nghiem 46 type Ia supernovae 46 robotic rover Spirit 46 manager Gerhard Schwehm 46 Rich Zurek 46 Kunches 46 Context Camera 46 Heasler 46 solar minima 46 Mark Uhran NASA 46 budging Wheelock told 46 Cassini Huygens spacecraft 46 Rosetta orbiter 46 SIM PlanetQuest 46 Louise Prockter 46 UKIRT 46 Abdalati 46 planetary scientist 46 Squyres 46 Advanced LIGO 46 Lunar Crater Observation 46 director Derek Hassmann 46 EPOCh 46 Cassini 46 Meteor showers 46 asteroid flyby 46 Earth ionosphere 46 Cepheid variables 46 Orionids 46 Director Charles Elachi 46 Peter Diamandis 46 Shuttle Challenger 46 Astrological lore 46 Mars orbiter 46 THEMIS mission 46 Carolyn Porco 46 extravehicular activities 46 ray Space Telescope 46 SOHO spacecraft 46 annual Perseid meteor 46 assumed planets circling 46 ESA Planck 46 Huchra 46 Leonid meteor shower 46 N. Rathnasree 46 Flame Trench 46 fiery reentry 46 ion propulsion engines 46 spacecraft flyby 46 celestial phenomenon 46 JIMO 46 extrasolar planet 46 substorm 46 lunar explorer 46 hypernova 46 celestial mechanics 46 Peter H. Diamandis 46 YU# 46 meteoroid impacts 46 Reentry Debris Studies 46 Dordain 46 NASA Hubble Space 46 astronomer 46 Stardust NExT 46 ESO Paranal Observatory 46 orbital rendezvous 46 colliding protons 46 Proba 2 46 Volker Liebig 46 LOCAD PTS 46 stellar occultations 46 magnetic reconnection 46 NASA Stratospheric Observatory 46 Gliese #c 46 brightest supernova 46 navigate autonomously 46 Sergio Bertolucci 46 Uranus Neptune 46 Laser Interferometer Space 46 Churyumov Gerasimenko 46 Jonathan Lunine 46 Shuttle Endeavor 46 SMOS 46 CALIPSO satellites 46 HEO payload 46 Richard Gilbrech 46 Venusian atmosphere 46 coronal mass ejection 46 Vakoch 46 Pluto Charon 46 spokesman Rob Navias 46 NASA Lunar Crater 46 perigee moon 46 novas 46 radial velocity technique 46 supercomputer simulations 46 dynamical evolution 46 William Readdy 46 Christopher Scolese 46 Readdy 46 Joe Veverka 46 Earth magnetotail 46 superheated gases surrounding 46 Perchonok 46 L. Behnken 46 THEMIS spacecraft 46 Jos Engelen 46 Yarkovsky effect 46 Oceansat 2 46 Cryospheric Sciences Branch 46 Galactic cosmic rays 46 Heterodyne Instrument 46 comet Tempel 1 46 Rosetta lander 46 Kuiper Belt Objects 46 MARSIS 46 Joel Sitz 46 asteroid Vesta 46 exoplanets planets 46 Titan smoggy 46 Earth orbit 46 Eric Becklin 46 Imaging Spectroradiometer MODIS instrument 46 Hayabusa spacecraft 46 STORRM 46 Rex Geveden 46 Geminids meteor shower 46 Libra constellation Vogt 46 solar corona 46 Russian cosmonaut Valery Tokarev 46 human spaceflight 46 Cryosat 46 robotic spacecraft 46 New Horizons spacecraft 46 Jupiter moon Io 46 orbiting telescope 46 Solar flares 46 Saturn moon Mimas 46 gamma ray observatories 46 Mylswamy Annadurai 46 spaceweather.com 46 Geminid meteors 46 geo stationary orbit 46 Commander George Zamka 46 GLAST telescope 46 Lyndin 46 Interstellar Boundary Explorer 46 Martin Tomasko 46 Earthlike planet 46 Dikpati 46 manager Kirk Shireman 46 Orionid meteor shower 46 Leonid meteor showers 46 ESA Herschel 46 cosmic ray 46 hypersonic flight 46 Werthimer 46 Chajnantor plateau 46 Ultraviolet Optical Telescope 45 Butterfly Nebula 45 countdown dress rehearsal 45 GEochemistry 45 Chilean Atacama Desert 45 UA Lunar 45 Verbiscer 45 pressurized compartments where 45 eyepiece #/#s f/#.# 45 gravitational perturbations 45 spaceborne 45 eclipsing binary 45 TGFs 45 Komossa 45 Pamela Melroy 45 manned lunar missions 45 Hubble Space Telescope 45 Ralph McNutt 45 JWST 45 Nasa astronaut 45 Alex Priskos 45 CALIPSO 45 Eagle lunar lander 45 Deep Impact spacecraft 45 NASA Spirit rover 45 planetary 45 ionospheric 45 cosmological distances 45 NASA Jet Propulsion Laboratory 45 galaxy redshift 45 astronaut Scott Parazynski 45 Maciej Konacki 45 INSAT 3D 45 Andrea Accomazzo 45 meteoritic material 45 spokesman Michael Braukus 45 Moderate Resolution Imaging 45 John Callas rover 45 Comet Holmes 45 Curiosity rover 45 Herschel telescope 45 lensing galaxy 45 sub orbital spaceflight 45 astronomers 45 hexagonal mirrors 45 micrometeoroid 45 Michael Kostelnik 45 SCP #F# 45 Chairman G Madhavan 45 Leonid meteors 45 relativity theory 45 STEREO 45 Diviner instrument 45 Ultraviolet Imaging Spectrograph UVIS 45 circumstellar disks 45 electromagnetic flux 45 Swift Tuttle 45 heavily instrumented 45 hunting Kepler telescope 45 Block 5D 45 lunar landings 45 Paranal 45 Cosmic Origins Spectrograph 45 Einsteinian 45 HD #b [001] 45 Tunguska Siberia 45 Foton M3 45 imaging spectrometer 45 HAMSAT 45 GALEX 45 Hubble Space 45 neutrino physics 45 binary asteroid 45 Hubble observations 45 Andrea Ghez 45 Casani 45 Geminga 45 HiRISE image 45 Roman Romanenko 45 GJ#b 45 Telescope LSST 45 extrasolar worlds 45 Shuttle commander 45 gamma ray emission 45 Braukus 45 gaseous planet 45 retrograde orbits 45 Heliospheric Observatory SOHO 45 LCROSS spacecraft 45 Kailash Sahu 45 waxing gibbous moon 45 OSIRIS REx 45 steering wheel tilts 45 orbiter 45 aboard ESA Envisat 45 Joel Sitz project 45 Comet Hale Bopp 45 Cassini imaging 45 NASA STEREO 45 planetary exploration 45 manned lunar 45 YORP effect 45 geosynchronous 45 Gehrels 45 Infrared Astronomy SOFIA 45 Mojzsis 45 meteor showers 45 scientist Anthony Colaprete 45 Higgs bosons 45 Anthony Colaprete LCROSS 45 lunar regolith 45 Aurigid 45 Gliese #e 45 visit http:/saturn.jpl.nasa.gov 45 exoplanets planets outside 45 director Rick LaBrode 45 astrobiology 45 Kepler Space Telescope 45 spaceflight 45 HiRISE camera aboard 45 submillimeter wavelengths 45 Michael Flasar 45 Herbig Haro 45 Hubble gyroscopes 45 Leonid meteor 45 coronal mass ejections 45 Aquarius SAC 45 rover Spirit 45 origins spectrograph 45 Terrestrial Planet Finder 45 Jupiter Ganymede 45 asteroid impacts 45 Eutelsat KA SAT 45 Visit SPACE.com 45 celestial object 45 THEMIS satellites 45 cosmological parameters 45 LISA Pathfinder 45 Jet Propulsion Lab 45 John Brunschwyler 45 extragalactic 45 astronaut Randy Bresnik 45 André Borschberg 45 planetary astronomy 45 GOCE 45 RRATs 45 ESO VLT 45 Lunar eclipses 45 Avi Loeb 45 #P/Holmes 45 detecting gravitational waves 45 liftoff 45 planetary explorations 45 Satish Dhawan Space 45 afterglows 45 planetary missions 45 ATV Johannes Kepler 45 Cosmic Collisions 45 Comet #P/Churyumov-Gerasimenko 45 David Leckrone 45 ESA SMART 45 Kuiper Belt Object 45 Leroy Cain 45 Fermi Telescope 45 Marc Kuchner 45 cosmic 45 Mastcam 45 Cosmologists 45 ejecta plume 45 neutron spectrometer 45 polar orbiting satellites 45 volcanic moon Io 45 waitress Ingrid Sufan 45 Specialist Greg Chamitoff 45 flyby 45 Kirk Shireman NASA 45 orbiting telescopes 45 NanoSail D 45 Russell Schweickart 45 Von Frese 45 moon Deimos 45 exoplanets orbiting 45 Pete Theisinger 45 MErcury Surface Space ENvironment 45 Submillimeter Array 45 astronomical telescope 45 manned lunar landing 45 Ngo Anh 45 SBSS satellite 45 Giovanni Fazio 45 Geeky tweeters 45 Gliese #G 45 cosmological observations 45 William Borucki 45 Sromovsky 45 hypersonic speeds 45 Tunguska asteroid 45 crewed spacecraft 45 Hakan Svedhem 45 Earthlike planets 45 Gerstenmaier 45 WASP #b 45 Roger Launius 45 Bob Ess 45 Apophis asteroid 45 geomagnetic storms 45 innermost planet 45 Nikku Madhusudhan 45 Pluto demotion 45 irregularly shaped asteroid 45 parachutes malfunctioned 45 comet particles 45 D CIXS 45 KH #D 45 concentrating photovoltaics CPV 45 circumstellar 45 potentially habitable planets 45 planetary astronomer 45 Wallace Broecker 45 Infrared Pathfinder Satellite 45 protoplanets 45 Antenna LISA 45 Space Telescope GLAST 44 Hubble Telescope 44 twin Voyager spacecraft 44 Col. Pamela Melroy 44 unmanned spacecraft 44 exosphere 44 Laser Interferometer Gravitational Wave 44 magnetic substorms 44 VASIMR 44 ESA Cluster 44 Owen Gingerich 44 Taurids 44 Stratospheric Observatory 44 carbon cenospheres 44 Deep Impact Principal Investigator 44 NASA astrophysicist 44 planet Uranus 44 La Silla observatory 44 Shuttle Endeavour docks 44 glowing corona 44 shuttle orbiter 44 Prof. Hawking 44 Interior Laboratory GRAIL 44 Voyager spacecraft 44 waxing crescent 44 geologist Jennifer Adleman 44 meter diametre 44 gravitational keyhole 44 chairman K. Radhakrishnan 44 Douglas Hudgins Kepler 44 Carina constellation 44 waxing gibbous 44 TSN PZ camera 44 infrared spectrometer 44 NASA Kepler 44 planet Gliese #g 44 asteroid Steins 44 TrES 4 44 Michael Studinger 44 director Kwatsi Alibaruho 44 SAFOD 44 Shenzhou VII 44 Lunar eclipse 44 NASA WMAP 44 Samuel Ting 44 Mini TES 44 Hadean Eon 44 Ray Villard 44 geosynchronous satellite 44 accretion disks 44 Solar Orbiter 44 Hale Bopp comet 44 interplanetary 44 Fincke Greg Chamitoff 44 WISE infrared 44 Twittering invitees 44 energetic cosmic rays 44 Woodrow Whitlow 44 galaxy formation 44 MN4 44 quantum teleportation 44 Dzurisin 44 solar flares 44 X ray afterglow 44 Decadal Survey 44 asteroids comets 44 Stephan Quintet 44 outermost planets 44 Japan Aerospace Exploration 44 CryoSat satellite 44 millisecond pulsar 44 Richard Spinrad 44 Saturn rings 44 antineutrinos 44 malfunctioning rotary joint 44 Martian dust 44 Earth orbiting satellites 44 Kazantzidis 44 elongated orbits 44 elliptical polar 44 Comet Shoemaker Levy 44 Ariane rocket 44 astrobiological 44 spacewalk Lopez Alegria 44 Huygens descent 44 Bob Curbeam 44 Judy Resnik 44 astrophysical 44 Muons 44 galactic mergers 44 Chairman K. Radhakrishnan 44 RPWS 44 Shenzhou VII mission 44 Challenger Karioth noted 44 astronauts Jing Haipeng 44 Chandrayaan II 44 JDEM 44 GROND 44 planets orbits 44 Heliophysics Division 44 suborbital spaceflight 44 aurorae 44 NASA rover Opportunity 44 Bug Nebula 44 NASA Great Observatories 44 Jack Lissauer 44 Brigham Grette 44 Oefelein piloted 44 tidal bulge 44 Coronal mass 44 orbiting observatory 44 Chris Lintott 44 Atlantis undocks 44 comet Tempel Tuttle 44 stellar occultation 44 X ray wavelengths 44 AB Aurigae 44 Tempel 1 44 spacewoman 44 geosynchronous satellites 44 Weather Prediction 44 NOAA GOES 44 micrometeoroids 44 submillimeter wavelength 44 antiproton 44 Extrasolar planets 44 Schweickart 44 William Gerstenmaier NASA 44 Carl Grillmair 44 Orbital Debris 44 hubble 44 hypervelocity 44 Phil Plait 44 Banerdt 44 Geminid 44 Rosen Eutelsat 44 Shri Kulkarni 44 spokesman Grey Hautaluoma 44 ExoMars mission 44 Lunar Crater 44 Epsilon Eridani 44 Alexander Samokutyayev 44 uncovering geologic 44 planet orbiting 44 interplanetary missions 44 slender crescent 44 Apollo lunar landings 44 NASA Kepler telescope 44 commander George Zamka 44 SN#A 44 deorbit burn 44 galactic alignment 44 Mike Fincke 44 INSAT 4CR 44 flyby Cassini 44 Stardust capsule 44 orbiting Kepler telescope 44 Squyres Cornell 44 Douglas Osheroff 44 spaceflyers 44 Convection Rotation 44 Mars Orbiter 44 technological singularity 44 spokesman Franco Bonacina 44 Magnetars 44 occultation 44 dimming starlight 44 Planetary Camera 2 44 Rick Searfoss 44 Samuel Oschin Telescope 44 Wally Schirra 44 Robert Bindschadler 44 Derek Hassmann 44 Bill Gerstenmaier