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(Click for frequent words.) 74 microgravity 59 zero gravity 58 O OREOS 58 simulated microgravity 58 weightlessness 58 simulated weightlessness 58 scramjets 57 microgravity experiments 57 bioactive molecules 57 IBEX spacecraft 57 chemical reactants 57 galactic cosmic rays 57 fluid shear 57 thruster firings 57 electrochemical reactions 56 simulate weightlessness 56 ultracold temperatures 56 Shewanella 56 Shuttle Discovery docks 56 hypergolic 56 parahydrogen 55 crewed spacecraft 55 biological molecules 55 planetary Transits 55 radar interferometry 55 ultracold molecules 55 photochemical reactions 55 gaseous hydrogen 55 deorbiting 55 hypersonic speeds 55 polaritons 55 ultracold atoms 55 meta atoms 55 APXS 55 rat neurons 55 Confocal microscopy 54 Microgravity 54 planet magnetosphere 54 reactants 54 Cyanothece 54 chlorophyll fluorescence 54 chemical reactivity 54 photosynthetic apparatus 54 lunar regolith 54 patterning technique 54 Earth magnetosphere 54 gamma rays emitted 54 Hubble orbits 54 planets atmospheres 54 reaction kinetics 54 nonlinear optical 54 chemically reactive 54 ultrashort pulses 54 particle acceleration 54 spectroscopic analysis 54 duration spaceflight 54 shuttle orbiter 54 Earth ionosphere 54 mechanical deformations 54 autonomous rendezvous 54 nanogels 54 UV photons 54 THz radiation 54 dexterous robot 53 photochemistry 53 ionise 53 magnetization reversal 53 photosynthetic machinery 53 cryogenic cooling 53 gravitational acceleration 53 cryogenic propellants 53 duration spaceflights 53 cultured neurons 53 bosonic 53 nanoprobe 53 LOCAD PTS 53 aerosol particles 53 formamide 53 nanosensor 53 atmospheric aerosols 53 neutron radiation 53 protein microarrays 53 cosmic radiation 53 ionized particles 53 pre biotic 53 gluon 53 colloidal crystals 53 catalytic reactions 53 planetary atmospheres 53 Foton M2 53 photosystems 53 sodium atoms 53 topological insulators 53 orbital maneuvering 53 catalytically active 53 solvation 53 Earth gravitational pull 53 osmotic stress 53 planetary surfaces 53 nanomotors 53 nanoscale phenomena 53 unpressurized cargo 52 carbonate globules 52 subsurface ocean 52 unconventional superconductivity 52 gold nanoclusters 52 interplanetary spacecraft 52 hydrophobicity 52 nanosized 52 metallic nanostructures 52 ion propulsion 52 supercritical fluids 52 Yinghuo 1 52 Shewanella oneidensis 52 exothermic reactions 52 oxidiser 52 cryogenic temperatures 52 terahertz frequencies 52 Heidemarie M. 52 Solid Liquid Mixtures 52 spatially resolved 52 AERONET 52 Saturn magnetosphere 52 EPOCh 52 Saturnian moon Titan 52 dimensional nanostructures 52 ion thruster 52 lipid membranes 52 chlorophyll molecules 52 interstitial fluid 52 intracellular pH 52 redox reactions 52 VASIMR 52 Mercury magnetosphere 52 enzymatic digestion 52 proton pump 52 photosynthetic microbes 52 tardigrades 52 cryostat 52 laser spectroscopy 52 chlorosome 52 circumstellar 52 fluorescent probes 52 electronic excitations 52 middeck 52 microscopic bubbles 52 Nanoshells 52 chiral molecules 52 mineralogical composition 52 hydrosphere 52 tholins 52 autotrophic 52 nanobubbles 52 spacecraft 52 biomolecule 52 P. putida 52 anaerobic environments 52 exhaust plume 51 hydrogen peroxide H#O# 51 scanning electron microscopes 51 geo synchronous 51 viscoelastic properties 51 ionized molecules 51 spin precession 51 Foton M3 51 micrometer sized particles 51 single celled microorganisms 51 Higgs bosons 51 micro fluidics 51 supercooling 51 Atlantis Undocks From 51 ion thrusters 51 cryogenically cooled 51 Vibrio fischeri 51 membrane fusion 51 starboard truss 51 meteorite impacts 51 extravehicular activities 51 primitive organisms 51 lithium atoms 51 NASA THEMIS 51 wettability 51 ribonucleic acid RNA 51 superhydrophobic surfaces 51 Ionic liquids 51 exoplanetary 51 gaseous nitrogen 51 weightless 51 LISA Pathfinder 51 fluorescent molecules 51 infrared spectrometers 51 laser desorption 51 hydroxyl molecules 51 NADPH 51 photochemical processes 51 nanoscale dimensions 51 Earth biosphere 51 oxygen ions 51 deorbit 51 NuSTAR 51 Kibo robotic arm 51 vaporisation 51 maneuvering thrusters 51 nanostructured solar 51 Shuttle docks 51 single celled algae 51 calorimeter 51 comets asteroids 51 Permanent Multipurpose Module PMM 51 zeolite membranes 51 hydrogenase 51 Stodieck 51 catalytic antibodies 51 exothermic 51 orbital 51 neuronal synapses 51 magnetic excitations 51 Microgravity Science Glovebox 51 ESA Integral 51 Shuttle Atlantis docks 51 nanoglue 51 Diviner instrument 51 ENose 51 hydroxyl radicals 51 osmotic pressure 51 extrasolar 51 W bosons 51 MARSIS radar 51 diurnal cycle 51 rocket thrusters 51 Discovery undocking 51 Weightless Wonder 51 SSPTS 51 proteorhodopsin 51 thermal equilibrium 51 magnetic monopoles 50 Kibo JPM JEM Pressurized 50 Japanese Kibo laboratory 50 Antarctic Dry Valleys 50 albedo reflectivity 50 meteoritic material 50 airlock module 50 scramjet engines 50 coolant loops 50 hydroxyl radical 50 chemisorption 50 Magnetic Imager HMI 50 Mars CRISM 50 carry heavier payloads 50 physiological adaptations 50 orbital insertion 50 ultraviolet wavelengths 50 peroxynitrite 50 laser irradiation 50 magnetosphere 50 carbon dioxide exhaled 50 enzymatic pathways 50 ionize 50 nanoscale pores 50 stoichiometry 50 phospholipid membranes 50 nanocomposite material 50 carbonate minerals 50 dynamical processes 50 uniaxial 50 Thermal Emission Spectrometer 50 SWCNT 50 Alexander Samokutyayev 50 electric ion propulsion 50 Earth orbiting satellites 50 thermally activated 50 piezoelectric properties 50 Manned Maneuvering Unit 50 cellulase enzymes 50 scramjet engine 50 NHCs 50 thermal inertia 50 protein adsorption 50 popcorning 50 isotope fractionation 50 carbenes 50 liquid hydrogen LH2 50 nanofluidics 50 nanosheets 50 chemosignals 50 bacterial fermentation 50 microbial ecosystems 50 Japan Kibo laboratory 50 Caulobacter crescentus 50 nanolasers 50 postflight 50 airglow 50 spectral measurements 50 cosmic ray flux 50 Colloidal Emulsions 50 Gravitational waves 50 Mars #/#-gravity 50 nanomagnets 50 superfluids 50 superfluid helium 50 peroxisomes 50 macroscale 50 spintronic device 50 supercooled liquid 50 MISSE 50 cosmological parameters 50 chlorine peroxide 50 rubidium vapor 50 rheometer 50 interstellar particles 50 electron neutrinos 50 bismuth telluride 50 MESSENGER spacecraft 50 microcompartments 50 dipole moment 50 quasiparticles 50 liquid electrolytes 50 propulsion subsystem 50 unmanned probes 50 neutron spectrometer 50 Yarkovsky effect 50 nanoscale structures 50 Nanobacteria 50 cometary material 50 manipulating atoms 50 absorption spectra 50 Perchonok 50 spectral fingerprint 50 antimatter atoms 50 situ measurements 50 Spacehab module 50 Earth orbit LEO 50 nanodevice 50 trophoblast cells 50 cellulases 50 femtosecond laser pulses 50 Soyuz landings 50 neutron diffraction 50 planets comets 50 finely dispersed 50 convection currents 50 starch granules 50 Jakosky 50 MSL rover 50 antineutrinos 50 quantum mechanically 50 microfluidic channels 50 marine phytoplankton 50 atmospheric reentry 49 mutant proteins 49 topological defects 49 exothermic reaction 49 gravitons 49 X ray pulses 49 xenon propellant 49 Synchrotron radiation 49 colloidal nanocrystals 49 Antifreeze proteins 49 Bessel beam 49 Astrogenetix 49 hypersonic propulsion 49 vibrational modes 49 particle detector 49 hematite mineral 49 Benthic Rover 49 ablator 49 tokamaks 49 Ngo Anh 49 Situ Resource 49 prebiotic chemistry 49 root nodules 49 bioelectrical 49 subcellular compartments 49 Thermus thermophilus 49 martian atmosphere 49 propellant tanks 49 astrophysical objects 49 frictional heating 49 weakly interacting 49 ions electrically charged 49 solar corona 49 hemoglobin molecules 49 Pirs module 49 nanotubes nanowires 49 moon #/#-gravity 49 emit photons 49 Orbital Debris 49 intermetallic 49 binary asteroid 49 stellar seismology 49 windshield wiper maneuver 49 superheavy elements 49 Earth orbit 49 micrometeoroids 49 viscoelasticity 49 zebrafish embryo 49 astro comb 49 excitonic 49 resonant frequencies 49 lithium hydroxide 49 extrasolar planetary systems 49 magnetospheres 49 thermal gradients 49 homochirality 49 Kloeris 49 Atlantis undocks 49 Raman scattering 49 micromachine 49 photoionization 49 CDR SO 49 Venusian atmosphere 49 hydrides 49 neutral mass spectrometer 49 icy moons 49 interplanetary missions 49 QDs 49 Anthony Remijan 49 protease enzyme 49 storable propellants 49 drogue parachute 49 vapors emitted 49 GeneSat 1 49 depolymerization 49 microfluidic chips 49 nanofluidic 49 ISS robotic arm 49 Stress hormones 49 submicrometer 49 catoms 49 microorganisms 49 Advanced Diagnostic Ultrasound 49 quantum tunneling 49 Dictyostelium 49 molecular motors 49 ammonium ions 49 MAPCs 49 terahertz waves 49 Phobos Grunt 49 titrations 49 IKAROS 49 exhaled carbon dioxide 49 commensal bacteria 49 carbonyl sulfide 49 Helioseismic 49 antiferromagnets 49 microbots 49 EPOXI mission 49 boron nitride nanotubes 49 transiting exoplanet 49 optical lattices 49 axial tilt 49 experimental payloads 49 sulphate aerosols 49 olivine mineral 49 hypervelocity 49 thrust oscillation 49 eukaryotic cell 49 iron pnictides 49 Alfven waves 49 starquakes 49 proteinaceous 49 diamondoids 49 endothermic 49 infrared laser beam 49 magnetic nanoparticle 49 plasmon 49 LRO LCROSS 49 station Quest airlock 49 infectious prion protein 49 fluorescence quenching 49 RNA synthesis 49 quantum oscillations 49 Kanatzidis 49 radioisotope thermoelectric generators 49 anaerobic microorganisms 49 atomic lattice 49 magnetic vortices 49 Higgs singlet 49 planetary rovers 49 quasicrystals 49 extremophile 49 chimeric mice 49 microenvironments 49 resonant cavity 49 hsp# 49 nanocells 49 Prof. Gefen 49 electrons protons 49 ARCTUS 49 parabolic arcs 49 RAINEX 49 bacterial decomposition 49 isotopic ratios 49 ultrasonics 49 hyperbranched polymers 49 coronal loops 49 bacterias 49 Shuttle Endeavour docks 49 Cloud Aerosol Lidar 49 highly elliptical orbits 49 metabolize fat 49 olfactory receptor cells 49 particle physics experiments 49 magnetic dipole 49 fruitflies 49 Compact Reconnaissance Imaging Spectrometer 49 ultrafast pulses 49 superheating 49 THEMIS satellites 49 shuttle middeck 49 triangular lattice 49 astronauts 49 Shuttle Docks 49 exobiology 49 C# fullerenes 49 nanomesh 49 solitary locusts 49 hydroxide ions 49 spherical particle 49 monomethyl hydrazine 49 electron beams 49 mammalian neurons 49 Solar Optical Telescope 49 VASIMR engine 49 nanoporous 49 microfluidic device 49 soliton 49 corona discharge 49 porphyrins 48 boron nitride 48 phyllosilicates 48 single celled bacteria 48 micromachines 48 microreactors 48 Type Ia supernovas 48 unicellular organisms 48 NASA Microgravity 48 bacterium Escherichia coli 48 cosmic ray particles 48 enzyme AMPK 48 Microscopy Electrochemistry 48 particulate contamination 48 Substorms 48 endospores 48 Rydberg atom 48 reactant 48 photosynthetic organisms 48 eukaryotic cells 48 STEREO spacecraft 48 mucus glands 48 flagellar motor 48 magnetoresistance 48 electrons positrons 48 microcantilevers 48 photocatalysts 48 TEGA instrument 48 prebiotic molecules 48 infectious prion proteins 48 NASA Stardust spacecraft 48 conjugated polymers 48 tiny meteoroids 48 spectral fingerprints 48 volatilized 48 heliospheric 48 absorption spectroscopy 48 electron scattering 48 Gedmark 48 colloidal particles 48 intercellular signaling 48 lunar soil 48 SQUIDs 48 FalconSat 2 48 biochemical reactions 48 pressurized module 48 RNA polymerases 48 silica particles 48 ExoMars rover 48 nanocatalysts 48 photochemical reaction 48 helicases 48 bioimaging 48 enthalpy 48 graphite oxide 48 finFETs 48 laser altimeter 48 artificial photosynthetic 48 ribozyme 48 Stellacci 48 fluidics 48 chromatographic separations 48 electro optic modulator 48 helium atom 48 spoilage bacteria 48 bipropellant 48 micrometer sized 48 olfactory neurons 48 ice nucleation 48 correlative microscopy 48 ceramic superconductors 48 B meson 48 RXTE 48 Interstellar Boundary Explorer 48 nanowire transistors 48 Observatory SDO 48 instrument calibrations 48 rotaxanes 48 microstructures 48 microdroplets 48 FASTSAT 48 saturable 48 photochemically 48 Martian rocks 48 Philae lander 48 Huygens mission 48 hyperpolarization 48 RRATs 48 semiconducting nanowires 48 arsenite 48 capacitive coupling 48 meteoroid 48 Shuttle Endeavour undocks 48 Martian rovers 48 Planetary Fourier Spectrometer PFS 48 TappingMode 48 macromolecule 48 mesosphere 48 hydrogen nuclei 48 Foton spacecraft 48 CMB photons 48 bacterial virulence 48 Sulfolobus 48 magnetic tweezers 48 solvent evaporation 48 radial velocity technique 48 antimatter particles 48 semiconducting materials 48 Extra Vehicular Activity 48 Lunar Outpost 48 redock 48 methanogens 48 Weightlessness 48 supersolid 48 planetary transits 48 lunar equator 48 SNARE complex 48 NRF2 gene 48 thermal diffusivity 48 ECLSS 48 micrometer scale 48 secrete proteins 48 semiconducting polymers 48 Milankovitch cycles 48 chlorophyll molecule 48 lung fibroblasts 48 Bose Einstein Condensate 48 donor acceptor 48 optogenetic 48 enzyme kinetics 48 auroral displays 48 Paramagnetic Aggregates 48 photocatalysis 48 single celled yeast 48 X ray spectrometer 48 microbial enzymes 48 Quorum sensing 48 Huygens descent 48 spheroidal 48 Ulysses spacecraft 48 DragonLab 48 unpressurized 48 adsorbate 48 nanopillars 48 Rossby waves 48 ribonucleic acids 48 Mars# experiment 48 cryo EM 48 RNA enzymes 48 SNARE proteins 48 lunar landers 48 supercurrent 48 TRP channels 48 nanochannels 48 Metamaterials 48 Kibo module 48 oxyfuel combustion 48 Vehicles Directorate 48 Astronaut Leroy Chiao 48 NIRCam 48 interfacial tension 48 enzymes catalyze 48 electrochemical sensor 48 nitrogen tetroxide 48 Chlamydomonas reinhardtii 48 shuttle undocks 48 ferroelectric materials 48 electromagnetic flux 48 magnetic coil 48 comet flyby 48 morphogens 48 magnetospheric 48 heterotrophic 48 attosecond 48 amino acid asparagine 48 Curiosity rover 48 VIRTIS 48 Space Shuttle Orbiter 48 attosecond pulse 48 quinone 48 perchlorate salts 48 capsids 48 fluorescent quantum dots 48 Chlamydomonas 48 dimethyl sulphide 48 microbes 48 superparamagnetic nanoparticles 48 paramagnetic 48 Biorisk 48 microplastics 48 self replicating nanobots 48 ionisation 48 moondust 48 bistability 48 hyperpolarized xenon 48 odorant molecule 48 Elektron oxygen generation 48 Solar TErrestrial RElations Observatory 48 THz waves 48 sorption 48 microfluidic chip 48 hemoglobin molecule 48 bacterial toxin 48 proteins nucleic acids 48 membrane lipids 48 spacecrafts 48 neutrino mass 48 Gas Chromatograph Mass Spectrometer 48 microchannels 48 bioaerosol 48 ultrashort laser pulses 48 spider silk proteins 48 primary cilia 48 sulfate aerosols 48 hydrogen isotopes 48 orbital inclination 48 Linear Acceleration 48 enzymatic pathway 48 orbital module 48 Stardust NExT mission 48 chlorophylls 48 rotationally symmetric 48 Mars Color Imager 48 ARPES 48 neutrino experiments 48 liquid oxygen LOX 48 cellulase 48 spectroscopic techniques 48 spontaneous fission 48 shuttle aft compartment 48 condensation nuclei 48 planets asteroids 48 bacterium Bacillus subtilis 48 intramolecular 48 microscale 48 Altair lunar lander 48 eukaryotic algae 48 subcellular structures 48 ammonia coolant tank 48 photolysis 48 fiery reentry 48 ST5 48 resonance frequency 48 silicon monoxide 48 NADH 48 thermally induced 48 robotic Canadarm 48 Japanese Kibo module 48 Rayleigh scattering 48 cytochromes 48 nanometric 48 dye molecules 48 supercold 48 atmospheric convection 48 Reactive oxygen species 48 Heterodyne Instrument 48 magnetic spectrometer 48 Quest airlock 48 posttranslational modification 48 photobleaching 47 Infrared Pathfinder Satellite 47 supersymmetric particles 47 cometary dust 47 nanomachine 47 helical structures 47 microcracks 47 hypersonic flight 47 uncharged particles 47 Interplanetary Internet 47 geoneutrinos 47 nano scale 47 gravitational radiation 47 pretreatments 47 Bose Einstein condensation 47 Commander Leroy Chiao 47 scanning tunneling microscope STM 47 quadrupole 47 fume hood 47 quasiparticle 47 magnetic reconnection 47 Rosetta orbiter 47 RNA molecule 47 cosmological distances 47 cryptochromes 47 swim bladders 47 Orion spacecraft 47 CPEB 47 normal prion protein 47 abnormal prions 47 infrared photons 47 docking compartment 47 Foam insulation 47 HIAPER 47 polymerize 47 photon microscope 47 Commercial Reusable Suborbital 47 microphysical 47 heavy fermion 47 Lysozyme 47 rotifer 47 methanogenic 47 anaerobic metabolism 47 ultrasonic waves 47 exosphere 47 sulfate aerosol 47 Mössbauer 47 helium atoms 47 Launch Abort System 47 helium ions 47 thiocyanate 47 Igor Mitrofanov 47 NIRSpec 47 cryogenic propellant 47 sleep deprivation impairs 47 polymer beads 47 BioServe Space Technologies 47 actinide 47 Krimigis 47 biomineralization 47 HiRISE image 47 Wolbachia infection 47 Daniel Tani hooked 47 THEMIS spacecraft 47 nanolaser 47 radio occultation 47 spherical nanoparticles 47 semiconductor nanocrystals 47 glucose oxidase 47 laser tweezers 47 Zvezda module 47 synchrotron x ray 47 electrospinning 47 ADM Aeolus 47 peroxisome 47 biological macromolecules 47 aerobraking 47 biochemical processes 47 silicic acid 47 thruster 47 CarSim 47 alkynes 47 nematode Caenorhabditis elegans 47 substorm 47 orbiter 47 CMGs 47 anaerobic respiration 47 perturbation theory 47 Analyzer TEGA 47 digestions 47 biophysical techniques 47 Schematic illustration 47 mutated protein 47 HCV replication 47 molecules 47 MSG Microgravity Science Glovebox 47 Tranquility node 47 microshutters 47 Z boson 47 crystal lattices 47 volcanic plumes 47 heavier payloads 47 X ray telescopes 47 airfoils 47 amyloid fibrils 47 Biomedical Problems 47 glandular secretions 47 gamma ray observatory 47 resonant frequency 47 shielding tiles 47 colliding protons 47 supercritical fluid 47 Mars# 47 proton decay 47 cobalt atom 47 PEDOT nanotubes 47 organic molecules 47 eddy currents 47 microscopic organisms 47 torsional oscillator 47 Spitzer infrared spectrograph 47 bacterial enzymes 47 luciferin 47 spacesuits 47 alkali atoms 47 anaerobic bacteria 47 biosignatures 47 transcriptomics 47 orbital rendezvous 47 energetic electrons 47 plasmonic devices 47 synthetic polymers 47 multifunctional nanoparticles 47 nonlinear dynamics 47 Vunjak Novakovic 47 C. neoformans 47 axions 47 Earthlike planet 47 Svedhem 47 ultra violet radiation 47 Jupiter Ganymede 47 nanofactory 47 nonlinear optics 47 B. subtilis 47 pollutant particles 47 cellular membranes 47 ChemCam 47 primitive meteorites 47 orbital velocity 47 relativistic particles 47 robotic explorer 47 nonequilibrium 47 fluid viscosity 47 graphite whiskers 47 CALIPSO 47 electrostatic interactions 47 transduce 47 X ray wavelengths 47 post perovskite 47 Rydberg atoms 47 anerobic 47 aboard Atlantis 47 Mercury exosphere 47 mineralogical mapping 47 fatty molecules 47 #/#-hour spacewalk [001] 47 radiative cooling 47 microcapsule 47 chemical reactions 47 nanometer sized 47 circumstellar disk 47 electrothermal 47 Space Station 47 manager Mike Suffredini 47 DEPTHX 47 nanodiamond 47 tiny airborne particles 47 unplanned spacewalk 47 thermodynamic equilibrium 47 metal hydrides 47 Artsimovitch 47 Space shuttle undocks 47 STORRM 47 Hubble Space telescope 47 Circadian clocks 47 hydrogen ions 47 KATP channels 47 tribological 47 polyaniline 47 femtosecond pulses 47 ammonia NH3 47 toxic beta amyloid 47 chemical kinetics 47 trimers 47 Orbiter Processing Facility OPF 47 Prevotella 47 cow rumen 47 planetesimals 47 reboost 47 JIMO 47 yeast prions 47 bacterially 47 JCSG 47 photosynthesise 47 seven windowed cupola 47 cellular respiration 47 Churyumov Gerasimenko 47 solitons 47 polarized electrons 47 radiative transfer 47 gravitational lens 47 Raman spectrometer