zero gravity, weightlessness, equilateral triangle, arcs, gravities, isosceles triangle, chromatic scale, kurtosis, arabesque, radians, levitation, tetrahedrons, diatonic scale, loops, azimuthal, upstroke, transonic, celestial sphere, sine curve, dilations, lunar excursion module, orbital velocity, retroreflector, sigmoid, gimbal, sines, sols, curvatures, differential calculus, cartesian coordinates, dihedral, ellipse, ellipsoid, groundspeed, tinkertoy, diagonals, yawing, angular velocity, icosahedral, lightspeed, chorography, triplane, airfoils, drogue, dodecahedron, hadrons, asymptote, mylar, prewriting, spherical geometry, spaceship, amplitudes, phantom limb pain, eigenvalue, prominences, palindromes, rhombus, dephasing, chromatics, laminar, tensor, prograde, dipolar, ornithopter, quadratic equation, spaceward, frustum, gradiometer, immelmann, parallelograms, glissando, headstands, autorotation, mazes, toroid, infinities, tailplane, cosines, orbital, sequences, hexagons, enthalpy, windblast, multiplane, ergs, landings, spacecraft, seussian, glide, obliquity, rhomboids, helixes, titrations, supersonic, naut, apexes, ecliptic, synchronicities, microgravity, impedances, downstroke, parabola, ellipses, rectangles, semicircles, spirals, cylinders, triangles, rows, offsets, ovals, polygons, spans, tetrahedra, bunches, coils, fio, helices, jumps