armillary sphere

noun 0.723

celestial

noun 0.696

celestial object

noun 0.679

planisphere

noun 0.658

sphere

noun 0.647

horosphere

noun 0.634

celestial blue

noun 0.624

heavenly body

noun 0.620

firmament

noun 0.609

spherical geometry

noun 0.604

photosphere

noun 0.602

geosphere

noun 0.599

celestial navigation

noun 0.595

celestial mechanics

noun 0.592

spheroidal

noun 0.587

asphere

noun 0.586

spherical mirror

noun 0.585

globe

noun 0.581

hypersphere

noun 0.577

spheroid

noun 0.577

sphere of knowledge

noun 0.577

stellar disk

noun 0.570

great circle

noun 0.567

ecliptic

noun 0.564

homology sphere

noun 0.562

astral plane

noun 0.561

heliosphere

noun 0.559

sphericity

noun 0.551

planetarium

noun 0.542

orbit

noun 0.538

astral

noun 0.538

biosphere

noun 0.534

eastern hemisphere

noun 0.532

skyscape

noun 0.532

spherical cap

noun 0.532

cosmos

noun 0.529

welkin

noun 0.529

ellipsoid

noun 0.525

spherule

noun 0.524

geospace

noun 0.523

ecosphere

noun 0.523

cosmological horizon

noun 0.521

cosmo

noun 0.518

heaven

noun 0.517

celeste

noun 0.516

astrolabe

noun 0.516

outer space

noun 0.514

half space

noun 0.514

ionosphere

noun 0.513

planetary system

noun 0.511

space satellite

noun 0.511

skybox

noun 0.511

celesta

noun 0.511

artificial horizon

noun 0.511

orbital plane

noun 0.508

hemisphere

noun 0.508

celestine

noun 0.507

planetesimal

noun 0.506

cosmological scale

noun 0.505

spiritual world

noun 0.504

space environment

noun 0.504

noosphere

noun 0.503

ellipsoid of revolution

noun 0.502

geocentrism

noun 0.501