occultation Definition

earthshine, zodiacal light, sidereal, celestial sphere, lunar eclipse, annular eclipse, meteor shower, ecliptic, celestial equator, oort cloud, vernal equinox, solar eclipse, sunspot, ephemeris, exoplanet, astronomical telescope, epsilon aurigae, radial velocity, photometry, eclipsing binary, auroral, asterism, perihelion, moonrise, photosphere, astronomers, perseids, equinox, polarimetry, orbits, omega centauri, equinoxes, moonset, saturnian, partial eclipse, solstices, attosecond, noctilucent, triangulum, luminosities, astrometry, capricornus, fomalhaut, jovian, exosphere, baryon, pleiades, betelgeuse, meteoroid, corot, cosmic ray, ionosphere, celestial mechanics, protostar, uranian, galactic equator, perigee, aphelion, moonlet, redshift, starlight, cosmic microwave background, interferometer, airglow, umbra, supernova, nebulosity, coronagraph, dipole moment, quasar, heliopause, sextile, spring equinox, nucleosynthesis, obscuration, sundog, nebula, milky way galaxy, photometer, periodicities, autumnal equinox, gravitational interaction, comet, precession, andromeda galaxy, hipparchus, cassini, arcsecond, themis, flyby, magnetosphere, masers, nightglow, planetary nebula, syrtis major, eridanus, blackbody, penumbral, novae, algol,