celestial_sphere
1. [ noun ] the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
Synonyms: heavens empyrean firmament vault_of_heaven welkin sphere
Related terms: surface sky zenith celestial_point zodiac nadir apex
Similar spelling:   celestial_pole
  celestial_globe
  celestial_equator
  Celestial_City
  celestial_body
  celestial_point
  celestial_orbit
  celestial_latitude
  celestial_guidance
  celestial_mechanics
  celestial_longitude
  celestial_hierarchy
  celestial_horizon