Science wallpaper on telephone / page 47

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The iron warrior is preparing for battle

The Iron Warrior is preparing for battle

Christmas tree on the city square , decorated with toys and garlands

Bubbles blue brilliant light

Space patrol on the background of the earth

A lonely planet in space

Image of planets in the night sky

Spacecraft exploration on the moon

The nebula is beautiful in intergalactic space

A distant galaxy in an infinite universe

Full moon and black sky

The reverse side of the moon. view from space

The reverse side of the moon. View from space

The rover explores the surface of mars

The rover explores the surface of Mars

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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. ).