weightlessness Definition

lightness, gravity, zero gravity, microgravity, astronaut, spaceflight, spacecraft, spaceship, orbiter, spacesuit, outer space, disorientation, cosmic radiation, lunar module, spacewoman, space shuttle, geosynchronous orbit, centrifugal force, perilune, levitation, nitrogen narcosis, simulator, parabolas, cosmonauts, motion sickness, soyuz, antigravity, orbital, spaceward, spacemen, gravities, spacewalker, circumlunar, jet propulsion, hypersonic, airlock, decompression sickness, taikonaut, flight simulator, shuttle, blastoff, acrophobia, capsule, ornithopter, airfoils, drogue parachute, basilar membrane, airsickness, lander, sideslip, tactile sensation, retroreflector, decompression chamber, liftoff, dihedral, valentina tereshkova, nausea, lunar excursion module, hypervelocity, spacewalks, orbital velocity, aquanaut, autorotation, turbulence, mesosphere, retrorockets, splashdown, curvature, ballistic trajectory, airship, upstroke, spacefaring, meteoroid, gliders, paraesthesia, huygens, wild blue yonder, vtol, rovers, altitude, earthwards, martian, groundspeed, flight, windblast, paresthesia, sols, payloads, space vehicle, faintness, astronautics, laminar flow, bungee, magnetic dipole, vertigo, limitlessness, pelvic girdle, airglow, cosmos, space,