PLANETARY NEBULA

Before
1: S
crab, gum, veil, ring, dark, bright, great, earth, our, whole, current
2: SU
solar, helix, gaseous, spiral, eagle, nasa, seven, our, future, simple, other, natural, various, current, major
2: US
rosette, lagoon, diffuse, entire
3: SUU
gaseous, spiral, natural, various
3: USU
orion, emission, reflection, entire
4: SUUU
planetary, stationary
After
1: S
gears, gear, spheres, probes, waves, rings, cores, scale, sci, wave, gods, probe, worlds, winds, mill, chain, sphere, ring, disk, ball, mass, hours, hour, space, change, week, laws, life, may, health, in, home
2: SU
orbits, transits, motions, radar, motion, logos, missions, orbit, boundary, science, bodies, ruler, physics, scientists, systems, camera, cycles, rulers, spirits, radius, system, movements, masses, surface, mission, healing, tables, theories, periods, body, aspects, theory, hours, crisis, hour, objects, forces, model, models, movement, culture, image, studies, region, data, level, history, problems
2: US
awards, award, deities, theories, defense, itself, theory, objects
3: SUU
satellites, radii, deities, sciences, boundary, embryos, surfaces, distances, atmosphere, scientists, institute, scientist, camera, satellite, energies, radius, consciousness, gravity, theories, periods, influence, radio, theory, citizens, temperature, resources, energy, management, history
3: USU
interiors, conjunctions, accretion, positions, encounters, alignment, rotation, magnetic, observers, conjunction, formation, interior, encounter, survival, transmission, protection, perspective, materials, conditions, position, material
3: UUS
atmospheres, sci
4: SUUU
influences, laboratory, temperature
4: USUU
interiors, astronomy, geology, geologists, astronomers, ecology, hypotheses, environments, interior, phenomena, environment, society, materials, material, community
4: UUSU
perturbations, exploration, evolution, observations, radiation, transformation, engineering, observation
5: USUUU
environments, environment
5: UUUSU
configurations, civilization, configuration
Surrounder Phrases
trifid nebulaprotosolar nebulahorsehead nebulaplanetary gearset, magnetospheres, nebulae, atmospheres, nebula, orbits, albedo, transits, ephemeris, vorticity, interiors, conjunctions, perturbations, accretion, motions, astronomy, gears, satellites, alignments, gear, geology, radar, exploration, spheres, probes, geologists, radii, motion, spacecraft, logos, astronomers, deities, missions, sciences, orbit, boundary, waves, rings, embryos, influences, cores, ecosystem, science, configurations, bodies, surfaces, rulerorion nebulaandromeda nebulaprotoplanetary nebula, disks, disktarantula nebulacrab nebula, pulsarextrasolar planetaryelliptical orbits, orbit, pathslunar orbiter, rover, orbit, crust, cycles, exploration, cycle, missions, probes, surface, spacecraft, landscapes, orbital, disc, gravitysynchrotron radiation, emissionpinion gears, gearunmanned spacecraft, probes, satellites, lunar, missions, satellite, spacedumbbell nebula, shapedspiral nebulae, nebula, gearsgaseous nebulae, nebula, atmospheres, phase, ions, atmosphere, emissionrosette nebula, formationorbiter spacecraft, missions, missionptolemaic astronomy, rulersmanned spacecraft, lunar, orbital, missions, space, explorationaccretion disks, disk, discterrestrial ecosystems, magnetism, biosphere, magnetosphere, ecosystem, ecology, environments, radiation, physics, crustsolar nebula, radiation, wind, energy, radii, rays, system, massesglobal warming, climate, economyflyby missionslagoon nebulaheliocentric distances, orbit, astronomy, theory, hypothesis, solar, modelsatellite ephemeris, orbits, orbit, images, transmissionnearest neighbor, neighborsnebula awards, awardcircular orbits, orbit, motions, motion, cone, dischelix nebula, formationdigital cameras, camera, photography, imaging, transmissiongravitational perturbations, waves, field, radiation, forces, waveemission nebulae, nebula, reductionconvective heat, motions, cooling, boundary, circulationspeed gearboxbabylonian astronomers, astronomy, deitiesdiffuse nebulae, nebula, reflection, radiationeagle owl, nebula, rays, eyeexploration rovers, geologist, geologists, roverreflection nebulae, nebulamagnetic field, disks, cores, diskstationary phase, planetary, observer, orbits, orbitradio astronomy, waves, astronomers, pulsar, emissiongum nebulaorbital precession, radii, perturbations, energies, electrons, motions, debris, motion, radiusdrive pinionradar astronomy, imaging, observationsdisk drive, space, accretionrotating disc, disk, disks, magneticinner magnetospheresurface albedoclimate orbiter, change, warmingveil nebulaouter magnetosphere, radii, space, diameters, radius, ring, crust, surfacestransmission electrontraveling companions, companion, wavenasa spacecraft, manned, planetary, missions, scientists, scientist, satelliteatmospheric circulation, sciences, motions, warming, boundary, physicsprimeval atommass transit, destruction, accretiondisc diametersenvironmental protection, stewardship, influencesengineering geology, geologists, geologistorbit satellites, perturbations, radiusbipolar coresboundary conditionsspacecraft orbits, orbit, missions, orbitalgravity wavespulsar windearth orbit, orbits, radii, sciencesmoons orbitephemeris parameters, datawind speedgear trains, trainecological catastrophe, stewardship, disaster, perspectiveecosystem ecology, dynamics, management, processessatellites orbitlow temperatures, latitudesnatural gas, resources, sciences, ecosystems, phenomenaelectron orbits, emission, configurations, synchrotron, probe, configurationcone bipolar, shapedring nebula, gearastronomy satellitecarrier gasimaging radarcomparative perspectiveoverload protectioneye movementscollision energiesminiature cameras, landscapesreduction gearbox, gearingomega engineeringdark nebulae, orbslife cyclebright nebulaeemergency medicineegg masseswarming raysatom probemultiple alignmentsunstable orbitsclosest neighbor, companions, neighborsprimordial solar, unitycatastrophe theoryprecession cyclequarantine lawsvarious combinationsphysics laboratorycluster ionsdebris diskscooled crustspace exploration, probeslogos theologysolid phase, surfacessphere radiigas phase