celestial equator Definition

equinoctial, equinoctial circle, equinoctial line, ecliptic, celestial sphere, equator, vernal equinox, zodiacal light, sidereal, pleiades, uranus, annular eclipse, celestial pole, coma berenices, oort cloud, canis major, proxima centauri, corona borealis, sunspot, aphelion, capricornus, galactic equator, perihelion, umbral, equinox, equinoxes, autumnal equinox, gibbous, heliopause, asterism, photosphere, solstices, perigee, prograde, sextile, syrtis major, spring equinox, annularity, prime meridian, earthshine, occulted, omega centauri, betelgeuse, orbits, tropopause, epsilon aurigae, cepheus, milky way galaxy, ophiuchus, canis minor, eridanus, beta centauri, arcsecond, airglow, sunward, synchronous orbit, moonrise, winter solstice, nebulosity, occultation, moonlet, andromeda galaxy, uranian, isosceles triangle, chromosphere, latitudinal, summer solstice, saturnian, deneb, ellipse, puppis, corot, magnetopause, longitudes, perseids, anticyclonic, southwestward, triangulum, constellations, aurorae, eclipsing binary, monoceros, scorpius, tarantula nebula, meridional, heliosphere, aurora australis, mesosphere, spiral galaxy, conjunct, periodicities, midheaven, southeasterly, moonset, equilateral triangle, fomalhaut, meridian, teton range, superior planet, serpens,