galactic plane Definition

small magellanic cloud, photosphere, planitia, syrtis major, trifid, airglow, polarimetry, corona australis, horsehead nebula, circumstellar, omega centauri, azimuthal, spectrometric, auroral, andromeda galaxy, chamaeleon, celestial sphere, fornax, eclipsing binary, gradiometer, photometry, backscattering, corona borealis, ellipsoids, coronagraph, filamentary, puppis, collimated, bathymetry, spectroscopically, zodiacal light, photometric, luminosities, mimas, lyrae, earthshine, themis, astrometry, oort cloud, nebular, magellanic cloud, monoceros, celestial equator, fomalhaut, nebulosity, radiometry, radial velocity, spectrographic, capricornus, asterism, superposed, gravity gradient, anisotropy, coma berenices, photometer, epsilon aurigae, exosphere, extragalactic, vorticity, arcsecond, redshift, serpens, infrared, planetary nebula, chromosphere, jovian, masers, blackbody, phyllosilicate, prograde, obscuration, fossae, retroreflector, betelgeuse, inhomogeneous, milky way galaxy, thermal emission, canes venatici, arcuate, haloes, beta centauri, gamma ray, altimetry, moonlet, cumulus cloud, photoluminescence, unpolarized, eridanus, gibbous, isotropic, triangulum, ionospheric, enceladus, dipolar, kev, aeronomy, noctilucent, hubble constant, micrograph, lagrangian,