Heavenly object is a term used to describe any celestial body, such as stars, planets, moons, comets, asteroids, and galaxies. The two crossword solutions for this term are ORB and SPHERE. An ORB is a three-letter word that refers to a round or circular object, while a SPHERE is a six-letter word that describes a perfectly round three-dimensional object. Both words can be used to describe heavenly objects, such as planets, stars, and moons.