Science wallpaper on telephone / page 29

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Fabulous worlds with unexplored planets

Night sky with a big moon

Cosmic enchanting bright dawn

Bright, fashionable design for desktop decoration

Background picture with microbiology theme

Black cat on the background of planets

The art of the geometric figure. an unusual look at the annotation

The art of the geometric figure. An unusual look at the annotation

Space atmosphere view of the moon

Milky way on a black background

Milky Way on a black background

Modern desktop abstraction

Milky way galaxy photos

Milky Way galaxy photos

The moon on the background of a fantastic galaxy

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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. ).