The apparent surface of the imaginary sphere on which celestial bodies appear to be projected.
synonyms: celestial sphere, empyrean, firmament, sphere, vault of heaven, welkin.
Roget 318:
world,
creation,
nature,
universe;
earth,
globe,
wide world;
cosmos;
kosmos†;
terraqueous globe†,
sphere;
macrocosm,
megacosm†;
music of the spheres.
heavens,
sky,
welkin†,
empyrean;
starry cope,
starry heaven,
starry host;
firmament;
Midgard;
supersensible regions†;
varuna;
vault of heaven,
canopy of heaven;
celestial spaces.
heavenly bodies,
stars,
asteroids;
nebulae;
galaxy,
milky way,
galactic circle,
via lactea [Lat.],
ame no kawa [Jap.].
sun,
orb of day,
Apollo†,
Phoebus;
photosphere,
chromosphere;
solar system;
planet,
planetoid;
comet;
satellite,
moon,
orb of night,
Diana,
silver-footed queen;
aerolite†,
meteor;
planetary ring;
falling star,
shooting star;
meteorite,
uranolite†.
constellation,
zodiac,
signs of the zodiac,
Charles's wain,
Big Dipper,
Little Dipper,
Great Bear,
Southern Cross,
Orion's belt,
Cassiopea's chair,
Pleiades.
colures†,
equator,
ecliptic,
orbit.
[Science of heavenly bodies]
astronomy;
uranography,
uranology†;
cosmology,
cosmography†,
cosmogony;
eidouranion†,
orrery;
geodesy
etc.
(measurement)
466;
star gazing,
star gazer†;
astronomer;
observatory;
planetarium.
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Dutch: omgeving, bol, uitspansel, hemelgewelf, firmament
Polish: firmament, sfera, sfera niebieska