Caelus
aerosphere
air
atmosphere
azure
biosphere
blue sky
caelum
canopy
canopy of heaven
cerulean
cope
ecosphere
empyrean
ether
firmament
gaseous envelope
heave
heaven
heavens
hyaline
lift
lifts
noosphere
sky
starry heaven
the blue
the blue serene
vault
vault of heaven
surface
aery
buildeth
b}
daimone