Synonyms and related words :
Atlantean, Brobdingnagian, Cyclopean, Cynthian, Gargantuan, Herculean, Homeric, abysmal, amplitudinous, anagalactic, asteroidal, astral, astrologic, astrologistic, astrologous, astronomical, astrophysical, awesome, boundless, bulky, celestial, circumplanetary, cislunar, colossal, cosmic, elephantine, empyreal, empyrean, enormous, epic, equinoctial, extensive, extragalactic, galactic, giant, giantlike, gigantic, heavenly, heliacal, heroic, huge, immeasurable, immense, infinite, intercosmic, interplanetary, intersidereal, interstellar, jumbo, king-size, large, lunar, lunary, lunate, lunular, lunulate, mammoth, massive, massy, meteoric, meteoritic, mighty, monster, monstrous, monumental, mountainous, nebular, nebulose, nebulous, outsize, overgrown, planetal, planetarian, planetary, planetesimal, prodigious, profound, semilunar, sidereal, sizable, solar, spacious, sphery, star-spangled, star-studded, starry, stellar, stellary, stupendous, terrestrial, titanic, towering, tremendous, uranic, vast, voluminous, weighty, zodiacal,