astronomical year Definition

equinoctial year, solar year, tropical year, sidereal year, sidereal day, sidereal time, anomalistic year, solar day, cosmic time, lunar year, lunistice, lunar month, inferior planet, tellurion, equinoctial point, evection, midnight sun, inner planet, superlunar, mean solar day, circumjovial, synodic month, superior planet, solar calendar, apocynthion, old moon, major planet, acronycal, apolune, antiscian, lunary, subsolary, geoselenic, regrede, acronycally, celestial point, moonward, equinoctial circle, antichthon, moon, sabianism, armil, cometarium, lunitidal, giant planet, planet, solar telescope, translunary, almucantar, lunicurrent, proper motion, apastron, international date line, isotherombrose, star chart, solar constant, upsun, sidereal, interlunar, sun, apojove, absolute magnitude, equidiurnal, isocryme, extraterrestrial object, tropic of capricorn, siderostat, minor planet, parhelic circle, earth, intersidereal, solstice, celestial equator, calendar month, interplanetary space, total eclipse, julian calendar, binary system, ecliptic, sidereous, uranoscopy, celestial sphere, interequinoctial, sabaism, lunar, circumterrestrial, tropic of cancer, trioctile, roman deity, astrosphere, supersolar, antisolar, firmamental, geocyclic, hydrospace, heliometer, amphigean, moonish, equinox, astrometeorology,