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Space parade of planets in yellow-green tones

Dna chain computer 3d graphics

Spaceships are preparing for battle

Evening twilight in blue tones

Saltat with a machine gun in the smoke

Star wars are depicted in one portrait

Star Wars are depicted in one portrait

Nebula and galaxy in astronomy

Planets light sky mountains stars

Planets light sky Mountains stars

The solar system of planets in the galaxy

Outer space. constellations and galaxies

Outer space. Constellations and galaxies

Christmas tree balls on blue

Weapons and army: heavy warriors

Weapons and Army: Heavy Warriors

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Система знаний о закономерностях в развитии природы, общества и мышления, а также отдельная отрасль таких знаний. То, что поучает, даёт опыт, урок (в 4 знач.; разг. ).