Space astronomy - is synonymous with the universe. Distinguished astronomer near space and deep space. Near space actively studied by various spacecraft on the farhumanity has can only dream of - a world of new galaxies and stars.

In ancient Greece the concept of "space" meant "order, cleanliness, harmony." Only later came to be called world space or the universe. For the first time called the worldspace Pythagoras, because he thought the world of harmony. With him were manyancient Greek philosophers agree. Consequently, space was understood as a kind ofpurposeful system or organism. Later, in the Renaissance, scholars distinguish between the microcosm (man) and macrocosm (the surrounding human world).