firmament in Russian
firmament in Russian
небе́сный свод
(usually, uncountable, literary, poetic, also, figuratively) The vault of the heavens, where the clouds, sun, moon, and stars can be seen; the heavens, the sky.
небосво́д
(usually, uncountable, literary, poetic, also, figuratively) The vault of the heavens, where the clouds, sun, moon, and stars can be seen; the heavens, the sky.
твердь
(usually, uncountable, literary, poetic, also, figuratively) The vault of the heavens, where the clouds, sun, moon, and stars can be seen; the heavens, the sky.