Related by context. Frequent words. (Click for all words.) 47 Spirit 45 passively 44 NASA Mars rover 41 Sprit 41 Mars Odyssey orbiter 40 interplanetary spacecraft 38 geosynchronous orbit 37 satellites orbiting 37 datalink 37 silently 36 downlinks 36 Flyby 36 Global Surveyor 36 Edward Pasquale 35 aloft 35 transmit 35 spacecraft orbiting 35 optical wavelengths 34 NASA Cassini 34 directional antenna 34 vectored 34 Mars Rover 34 Mars Lander 34 flapping wings 34 transmitting 34 perihelion 33 Frequent Flyers 33 Yogis 33 noiselessly 33 overhead 32 transmits 32 aerobraking 32 unpressurized 32 transponders 32 QSOs 32 earthbound 32 Silently 32 sensor nodes 32 helplessly 32 adaptively 32 transponder 32 soundlessly 32 clamber onto 32 Shuttle 32 meditated 31 tethered balloon 31 RSSI 31 telemetry 31 geostationary satellites 31 Shortwave 31 downlinked 31 unhurriedly 31 observing 31 placidly 31 heavenward 31 darkening sky 31 inwardly 31 telescopes 31 VHF 31 uplinked 31 VSS Enterprise 31 aerostat 31 glide 31 Transmit 30 heavens 30 meditate 30 Surayev 30 circular orbit 30 mindfully 30 wakeful 30 flightpath 30 specially modified 30 listening 30 Voyager 30 Voyage 30 downlink 30 submissively 30 vacantly 30 gliding 30 observable 30 transmitter 29 occultation 29 Goodyear Blimp 29 milliwatt 29 Launch Pad #B 29 antennas 29 puffy clouds 29 unmoving 29 contently 29 radial velocity 29 gazing 29 transmitted 29 astronomical observations 29 satellite 29 antenna 29 majestically 29 circled overhead 29 Opportunity 29 Wanderer 29 meditator 29 GPS satellites