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(Click for frequent words.) 56 aurorae 55 auroral displays 55 lightning strikes 54 meteor streaks 54 duststorms 54 Leonid meteors 53 reddish glow 53 blinding flashes 53 meteors 53 meteor shower 52 auroras 52 fireball streaking 52 lightening flashes 52 sky darkens 52 spews ash 52 TGFs 51 Meteor shower 51 Geminid meteors 51 thunderclouds 51 gigantic fireball 51 Perseus constellation 51 Leonid meteor shower 51 Perseid meteors 50 flickering lights 50 Perseids meteor shower 50 thunderstorm 50 thunder boomed 50 geomagnetic activity 50 lightning thunder 50 Saturn equinox 50 X ray pulses 50 meteor streaking 49 lights flicker 49 lightning bolts lit 49 Geminid shower 49 rumbling thunder 49 Leonid meteor 49 solar prominences 49 predawn sky 49 Aurora borealis 49 Epsilon Aurigae 49 ghostly glow 49 lightning 49 Lightning flickered 49 downbursts 49 Perseid meteor 49 Leonids 49 Dust devils 49 afterglows 49 thunder storms 49 floating orbs 49 towering cumulus clouds 49 auroral activity 49 coronal holes 49 bluish glow 49 Leonid Meteor Shower 49 Solar flares 48 aurora 48 lenticular clouds 48 lightning bolts 48 Lunar eclipse 48 electromagnetic flux 48 fainter meteors 48 Lyrids 48 Eta Aquarid meteor shower 48 Perseid shower 48 waterspouts 48 clouds scudding across 48 thunder claps 48 gamma ray flares 48 solar minima 48 brightest meteors 48 dust devils 48 waning gibbous 48 thunder rumbles 48 Leonid shower 48 nebulas 48 lightshow 48 Quadrantid meteor shower 48 Orionids 48 Meteor Shower 48 Comet Holmes 48 meteor showers 47 Krakatoa erupted 47 constellation Centaurus 47 meteor sightings 47 thunder rumbling 47 celestial spectacle 47 tornadic thunderstorms 47 substorm 47 auroral 47 comet Tempel Tuttle 47 jet contrails 47 meteor streaked across 47 Helix Nebula 47 flashes 47 thunder squalls 47 glows brighter 47 sundog 47 X ray wavelengths 47 whooshing sound 47 Geminids meteor shower 47 Pleiades star 47 high explosive airbursts 47 Grímsvötn volcano 47 Contrails 47 X ray emission 47 sky 47 thunderhead 47 Orionid Meteor Shower 47 volcanoes erupting 47 RS Ophiuchi 47 penumbral lunar eclipse 47 twinkling stars 47 spiral galaxy NGC 47 brightnesses 47 gamma ray emission 47 Leonid meteor showers 47 Orionid meteors 47 cumulonimbus cloud 46 skies darken 46 smoke plumes 46 Quadrantids 46 erupting volcanoes 46 annual Perseid meteor 46 Leonids meteor shower 46 slender crescent 46 Helicopters buzzed 46 Orionid meteor shower 46 Geminid meteor showers 46 ash billowing 46 Cherenkov radiation 46 Perseid meteor shower 46 lightnings 46 sun peeks 46 celestial objects 46 meteors streaking 46 sunlight glinting 46 moon Io 46 convective clouds 46 Fireworks thundered 46 produce colorful auroras 46 geomagnetic storms 46 funnel cloud 46 clouds scud 46 Virgo Cluster 46 volcanic plumes 46 Geminid meteor shower 46 Orionid 46 glowing orbs 46 volcanic quakes 46 darkening sky 46 fiery sunsets 45 Lyrid meteor shower 45 constellation Cassiopeia 45 Eta Aquarids 45 unaided eye 45 Microbursts 45 cumulus clouds 45 Noctilucent clouds 45 noctilucent clouds 45 clouds obscuring 45 lightening bolts 45 thunderstorms 45 thunder clap 45 emits X rays 45 Gamma ray bursts 45 funnel clouds 45 amateur stargazers 45 substorms 45 solar corona 45 snowsqualls 45 partial eclipse 45 Damaging wind gusts 45 earth tremors 45 rustling leaves 45 geomagnetic storm 45 microbursts 45 photosphere 45 zodiacal light 45 gamma ray flashes 45 cometary debris 45 puffy cumulus clouds 45 duststorm 45 auroras borealis 45 constellations Cygnus 45 energetic electrons 45 unexplained noises 45 Flares lit 45 glows brightly 45 cirrus clouds 45 waning crescent 45 altocumulus 45 midlatitudes 45 Geminid Meteor Shower 45 thunder lightening 45 backscattered 45 sun glints 45 constellation Lyra 45 Cosmic rays 45 supergiant star 45 Veniaminof 45 Perseid meteor showers 45 harmonic tremors 45 lava fountains 45 rain squalls 44 lunar eclipses 44 coronal loops 44 Fermi telescope 44 starry sky 44 cumulonimbus 44 waxing crescent 44 Lagoon Nebula 44 eruptive activity 44 constellation Virgo 44 Thick smoke drifted 44 nebulae 44 #km h [003] 44 rainbow arching 44 Ring Nebula 44 KH #D 44 billowing clouds 44 sun corona 44 cloudy sky 44 starless sky 44 Perseids 44 moonless sky 44 clouds loomed 44 waxing gibbous moon 44 Waterspouts 44 novae 44 Aurigid 44 partial lunar eclipse 44 thin crescent 44 darkness descends 44 penumbral eclipse 44 inky sky 44 Geminid 44 cosmological distances 44 Meteor showers 44 Taurids 44 Extrasolar planets 44 earthshine 44 exoplanets orbiting 44 blazar 44 reflection nebula 44 sunrises 44 gravitational tides 44 Andromeda Galaxy 44 streaking diagonally across 44 Geminids 44 pea sized hail 44 meteor 44 spew lava 44 Delta Aquarids 44 Spitzer infrared 44 starscape 44 glowing brightly 44 strobed 44 Amateur astronomers 44 sidereal 44 infrared satellite imagery 44 intrinsic brightness 44 gibbous moon 44 crackling thunder 44 Arches Cluster 44 dimly visible 44 constellations planets 44 Perseid Meteor Shower 44 Supermoon 44 Jupiter moon Io 44 annularity 44 Ringed Planet 44 Snow flurries 44 constellation Cygnus 44 cloudbursts 44 mesocyclone 44 darkness 44 Helix nebula 44 rumbling noises 44 fading afterglow 44 emission nebula 44 Martian dust 44 Tornadic 44 Upsilon Andromedae 44 thunder rumbled 44 alpenglow 43 fainter objects 43 rainclouds 43 Lava flows 43 whooshing sounds 43 dark moonless 43 moonset 43 cumulous clouds 43 red tracer bullets 43 Alaska volcano erupts 43 SuperMoon 43 dusty haze 43 Doppler shift 43 coronal mass ejections CMEs 43 pinkish glow 43 volcano spews ash 43 Earth orbiting satellites 43 Funnel clouds 43 star Spica 43 exerts gravitational pull 43 loud booms 43 telescope eyepiece 43 sun shines brightly 43 wispy cirrus clouds 43 astronomical objects 43 waxing moon 43 geologist Jennifer Adleman 43 gliding silently 43 flickering shadows 43 Orion constellation 43 lava flows 43 Risinger plotted 43 celestial sphere 43 wind gusts 43 pulsating aurora 43 supercell storms 43 X ray afterglow 43 tracer bullets 43 bluish tinge 43 Infrared Mapping Spectrometer VIMS 43 Perseus cluster 43 gibbous 43 coronal hole 43 cerulean sky 43 showery rain 43 fireballs 43 Lunar Eclipse 43 submillimetre 43 clouds 43 moon Mimas 43 Comet Hartley 43 TRMM satellite 43 Mr Rolstone 43 novas 43 faint wisps 43 occultations 43 comet Hale Bopp 43 umbral 43 tectonic activity 43 RRATs 43 Afternoon thunderstorms 43 constellation Sagittarius 43 Comet Encke 43 celestial fireworks 43 Tesla coils 43 chromosphere 43 darkened skies 43 updrafts 43 whoosh whoosh 43 waxing crescent moon 43 airglow 43 southern constellation Carina 43 windspeed 43 ringed planet 43 sunbeams 43 Augustine Volcano 43 Occasional showers 43 atmospheric turbulence 43 constellation Hercules 43 yellowish orange 43 Comet McNaught 43 obscuration 43 spewed ash 43 brownish haze 43 Sky gazers 43 rumbling noise 43 blinding flash 43 RHESSI 43 belched ash 43 ionised gas 43 huge fireballs exploding 43 constellation Aquarius 43 helicopter rotors 43 shadows lengthen 43 glows orange 43 celestial phenomena 43 flashlight beams 43 squalls 42 SpaceWeather.com 42 Doppler shifts 42 distant supernovae 42 squally showers 42 accretion disks 42 microquasar 42 crashing cymbals 42 energetic gamma rays 42 periodicities 42 Taurid 42 gusts 42 aurora borealis 42 stellar occultations 42 polar latitudes 42 hoarfrost 42 scudded 42 tornadic storms 42 periodic dimming 42 comet Lulin 42 Silhouetted 42 faint glow 42 Pleiades cluster 42 moonquakes 42 orange fireballs 42 hoar frost 42 starlike object 42 Cat Paw Nebula 42 hazy sunshine 42 cumulus cloud 42 stroboscopic 42 galaxies nebulae 42 skygazers 42 spaceweather.com 42 vapor trails 42 whoosh whoosh whoosh 42 UFO hovering 42 yellowish glow 42 emit gamma rays 42 solar flares 42 Gravitational waves 42 katabatic winds 42 constellation Perseus 42 thunder 42 Galilean moons 42 Taurid meteor shower 42 GRBs 42 Saturn aurora 42 moonless nights 42 geomagnetic disturbances 42 partly cloudy sky 42 Cassini flyby 42 Comet Hartley 2 42 whirring noise 42 ultraviolet wavelengths 42 cyclonic winds 42 equinox occurs 42 sunrise sunset 42 moon Enceladus 42 volcano erupting 42 Gamma Virginids 42 IRAS #-# 42 Snowfalls 42 infrasonic 42 Krakatoa volcano 42 Carina constellation 42 Strobe lights 42 Sonic booms 42 starquakes 42 Clouds obscured 42 mesospheric 42 twinkles 42 Jupiter Uranus 42 doppler radar 42 starbursts 42 exploding shells 42 atmospheric disturbances 42 magnetars 42 sunspot activity 42 reddens 42 sonic booms 42 windshear 42 Vertical wind shear 42 Scattered flurries 42 Explosive eruptions 42 supercell storm 42 blazars 42 hurling fireball 42 moonless 42 twilights 42 thunderclaps 42 eerie glow 42 exploding transformers 42 waning gibbous moon 42 bursts 42 GJ #b [002] 42 ambassador Bob McDavitt 42 thunder lightning 42 meteoroids 42 reddish hues 42 hail gusty winds 42 supercell thunderstorms 42 Saturn moon Mimas 42 Dynamics Observatory 42 ecliptic plane 42 patchy drizzle 42 muzzle flashes 42 Thunderstorm 42 tracer bullets sliced 42 annular solar eclipse 42 deafening explosions 42 thundercloud 42 constellation Scorpius 42 starlit sky 42 raining ash 42 visible wavelengths 42 snowshowers 42 Comet NEAT 42 Epsilon Eridani 42 El Niños 42 lightning bolt 42 annular eclipse 42 WSW wind 41 smoggy haze 41 Partial lunar eclipse 41 supernova explosion 41 constellation Bootes 41 rotating updraft 41 Philip Gonsalves 41 lunar eclipse 41 constellation Auriga 41 starry skies 41 snow flurries 41 airbursts 41 fireworks crackled 41 atmospheric phenomena 41 faint meteors 41 coronal loop 41 Meteor Showers 41 hurricane eyewall 41 Halley comet 41 Earth magnetotail 41 white puffy clouds 41 constellation Eridanus 41 inversion layer 41 soundwaves 41 HM Cancri 41 Afternoon Showers 41 Hanny Voorwerp 41 sunbursts 41 Tesla coil 41 Jupiter moons Europa 41 PKS #-# 41 X ray photons 41 lunar occultation 41 cloudscapes 41 planetary conjunctions 41 Eyjafjallajökull glacier 41 beautiful sunsets 41 lunar perigee 41 false contouring 41 outer corona 41 glowing orb 41 Rosette Nebula 41 crickets chirped 41 Birds chirp 41 planetarium dome 41 shineth 41 Jovian moons 41 severe thunderstorm 41 central pavilion riffling 41 V# Mon 41 Astronomically speaking 41 grayish ash 41 raindrops 41 clouds billow 41 constellation Leo 41 cloudcover 41 oppositely directed 41 comets moons 41 celestial object 41 glowed eerily 41 Scattered clouds 41 planets orbiting stars 41 patchy dense fog 41 coyotes howl 41 spacecraft flyby 41 Aurora Borealis 41 Coma Cluster 41 blue supergiant 41 GRB #B 41 Diabetic ketoacidosis 41 waning crescent moon 41 stratus clouds 41 screeching noises 41 cyclonic circulations 41 sickening thump 41 thunder clapped 41 TODAY Showers 41 cosmic ray intensity 41 cosmic ray flux 41 swirling vortices 41 moonlit sky 41 Chi Cygni 41 Trapezium 41 whirrs 41 winter wonderlands 41 magma mixing 41 supermoon 41 blindingly bright 41 brightest comet 41 Coronal Mass Ejections 41 thundery 41 cryovolcanism 41 heaviest precipitation 41 Konkan Goa 41 lava eruptions 41 lights flickered 41 searchlights crisscrossed 41 occultation 41 exoplanets planets outside 41 flurries 41 loud hissing 41 protons collide 41 blue skies 41 planetary nebula 41 tornadic activity 41 constellation Taurus 41 brightest supernova 41 HIRES spectrometer 41 cirrus 41 Carefully cautiously 41 ash plumes 41 icy moon Enceladus 41 Digitized Sky Survey 41 loud thumps 41 Yellowstone Caldera 41 supercell 41 starburst galaxies 41 antineutrinos 41 Comet Lulin 41 flickering glow 41 Heavier rainfall 41 supergiant stars 41 Einstein cosmological constant 41 cumulonimbus clouds 41 cloudiness 41 transiting planets 41 faint hum 41 hazy skies 41 nightscapes 41 Ultraviolet Optical Telescope 41 Northwesterly winds 41 Syrtis Major 41 magnetospheric 41 leaden gray 41 gamma ray bursts GRBs 41 Mount Merapi spews 41 inky blackness 41 fissure eruption 41 sonic boom 41 filamentary structure 41 thin crescent moon 41 gusty thunderstorm 41 Gamma rays 41 fireball 41 moonrise 41 Rainfalls 41 constellation Andromeda 41 infrared ultraviolet 41 lander solar panels 41 wildflower blooms 41 sunspots 41 tracer bullets streaked 41 Spotty showers 41 zodiacal dust 41 Thick smoke poured 41 luminous galaxies 41 Shinmoedake 41 comets orbiting 41 ultraviolet imaging spectrograph 41 Funnel cloud 41 Mission TRMM satellite 41 Iceland volcano Eyjafjallajokull 41 distant galaxies 41 thousand suns 41 clouds scudded 41 glowing lava 41 SOHO spacecraft 41 rainbow arched 41 Clearer skies 41 lava flowed 41 nor'westers 41 waterspout 41 Mimas 41 magnetic substorms 41 whirls 41 total solar eclipse 41 Astronomy buffs 41 jet contrail 41 iridescent colors 41 Destructive winds 41 terrestrial gamma ray 41 Heliospheric Observatory SOHO 41 erupting lava 41 mistiness 41 coronal mass ejection 41 Higgs bosons 41 Redoubt Volcano 41 whooshing 41 fronds waving 41 galactic disk 41 whoomph 40 butterflies flutter 40 Aqua satellite 40 Type 1a supernova 40 Cloudier 40 Forecast Showers 40 AIRS instrument 40 wispy clouds 40 Type Ia supernovas 40 spew ash 40 windspeeds 40 blue silk shantung 40 aftershocks jolted 40 relativistic jets 40 emit X rays 40 Tesla Coil 40 northerly gales 40 sunlike star 40 faraway galaxies 40 thundering roar 40 Wolf Rayet stars 40 skies 40 infrared imagery 40 Multicolored lights 40 glowed orange 40 volcanic plume 40 celestial phenomenon 40 Voorwerp 40 geomagnetic field 40 twinkling lights 40 CoRoT #b 40 Cherenkov 40 planets orbits 40 cosmic ray particles 40 gravitational perturbations 40 compass needles 40 Saturn Enceladus 40 glow brightly 40 MG J# +# 40 clouds scudding 40 ionized gases 40 Samuel Oschin Telescope 40 gamma ray observatory 40 retrograde orbit 40 Merapi erupted 40 sunlight glints 40 sunrise 40 cathedral spiers 40 Neptune Uranus 40 sunnier spells 40 thundershower 40 Saturn rings 40 Perseids Meteor Shower 40 polar vortex 40 Predator drone flies 40 foreground galaxy 40 sirens blared 40 luminosities 40 Kelud 40 polar stratospheric 40 Perseid showers 40 greenish glow 40 X ray telescopes 40 winds uprooted trees 40 flaming embers 40 wingbeats 40 spewing plumes 40 Galactic cosmic rays 40 Eagle lunar lander 40 RS Oph 40 Pyroclastic flows 40 Thundershowers 40 noctilucent 40 galactic cores 40 temperature inversions 40 mist 40 constellation Lacerta 40 towering cumulus 40 Lyra constellations 40 billowing cloud 40 Waythomas 40 bluish tint 40 Icelandic volcano spitting 40 owls hooting 40 Swift Tuttle 40 flickering flames 40 Corona Australis 40 astronomical tides 40 STEREO spacecraft 40 CMEs 40 VLTI 40 Jovian atmosphere 40 puffy clouds 40 azure skies 40 sun peeked 40 flicker 40 Iceland Eyjafjallajokull pronounced 40 ash spews 40 Mount Karthala 40 thunderstorms rumbled 40 lightening bolt 40 meridional 40 brisk breezes 40 showery outbreaks 40 sunspot cycle 40 faint rumble 40 horses neighing 40 constellation Gemini 40 constellation Aquila 40 whooshes 40 constellation Pegasus 40 luminous 40 Eyjafjoell eruption 40 Kuiper belt objects 40 scudding clouds 40 Sporadic rains 40 Muchachos Observatory 40 gravity warps 40 ionized particles 40 Rossby waves 40 Alfven waves 40 whiteouts 40 microlensing events 40 Maunder Minimum 40 heaviest accumulations 40 Gamma ray 40 Bug Nebula 40 constellation Orion 40 lightning crackled 40 tropical latitudes 40 loud rumbling 40 Tonight Occasional showers 40 volcanic activity 40 Puppis 40 ominous clouds 40 partial solar eclipse 40 northerlies 40 glowworms 40 watertight lighted pushbuttons 40 Unit Telescopes 40 gravitational interactions 40 twinkling 40 northern arctic plains 40 volcanic ashes 40 doppler 40 sky glowed 40 constellation Carina 40 stratocumulus clouds 40 TONIGHT Scattered showers 40 volcanoes erupt 40 fuzzy blob 40 intense rainfalls 40 coppery orange 40 cirrus cloud 40 VISTA telescope 40 curtains parted 40 bluish 40 Thick clouds 40 celestial equator 40 parabolic reflectors 40 misty haze 40 #Z GFS 40 heaviest downpours 40 tremblor 40 Waterspout 40 strobe light 40 Serpens Cauda 40 accretion disk 40 ecliptic 40 km h gusting 40 galactic cosmic rays 40 lights 40 gaseous stench began 40 spin counter clockwise 40 HD#b 40 cyclonic storms 40 HD# [002] 40 whirring sound 40 Intermittent explosions 40 unleashed torrents 40 drift lazily 40 Yellowstone supervolcano 40 constellation Puppis 40 loud woosh 40 distant quasars 40 #km/hour [002] 40 spectral fingerprint 40 greenish tint 40 sulfurous steam 40 geese honking 40 waning crescent Moon 40 smoggy atmosphere 40 Harrier jets streaked 40 towering thunderheads 40 spinning neutron stars 40 clanking noises 40 cosmic cannibal 39 merging galaxies 39 happenstance encounters 39 jovian 39 galaxy M# [002] 39 Floods mudslides collapsing 39 interacting galaxies 39 Total lunar eclipses 39 crackling noise 39 ionized hydrogen 39 ARGUS IS 39 intermittent bursts 39 Sunspots 39 Saturnian moon 39 wolves howling 39 Supernovae 39 Mayon crater 39 volcano spewed ash 39 Eta Carinae 39 vorticity 39 altocumulus clouds 39 ray Space Telescope 39 uproots trees 39 Coronal mass 39 gamma ray burst 39 Cloudy skies 39 Manhattanhenge 39 galactic mergers 39 t'storms 39 Compressor stalls 39 acrid smelling smoke 39 spewed lava 39 gustnado 39 Doppler Radar 39 atmospheric haze 39 Thick smoke 39 phosphorescent glow 39 Type Ia supernova 39 submillimeter wavelengths 39 thundery downpours 39 thuds 39 twin sonic booms 39 meteor fireball 39 WISE mapped 39 superstorm 39 Geminga 39 thunder squall 39 Wolf Rayet star 39 active galactic nuclei 39 dense fog 39 pyrotechnical display 39 galactic alignment 39 Isolated rainfall 39 Patchy freezing 39 Coma cluster 39 galactic collisions 39 Steven Cummer 39 bells ringing 39 freezing fog 39 GALEX 39 snowfall accumulations 39 Tonight Scattered showers 39 starry nights 39 interstellar dust clouds 39 lights twinkling 39 volcano spewed 39 laser beams 39 Damaging winds 39 treetops 39 Earthlike planets 39 lensing galaxy 39 undersea earthquakes 39 Crab Nebula 39 microphysics 39 soupy fog 39 woosh 39 whirlwinds 39 meteoroid 39 micron wavelengths 39 Andromeda galaxy 39 interplanetary spacecraft 39 Spectrograph 39 brightness 39 prominences 39 #P/Holmes 39 orange glow 39 Comet Machholz 39 Saturn magnetosphere 39 Venusian atmosphere 39 harmonic tremor 39 Interferometer VLTI 39 iridescence 39 TONIGHT Showers 39 telescope orbits 39 WEATHER Mostly sunny 39 drizzles 39 infrared LEDs 39 antiaircraft fire 39 thunderheads 39 screeching brakes 39 faint galaxies 39 Monoceros 39 NASA Aqua 39 constellation Aries 39 smoke plumed 39 starlight 39 Comet LINEAR 39 sunrises sunsets