Space science

Space is the relatively empty parts of the universe, outside the atmospheress of planets. It is sometimes called "outer space" to distinguish it from airspace and terrestrial locations. It may be considered to start at a height of ca. 100 km above the Earth's surface. For the term in general see Space.

Space science, or the space sciences, includes several major fields, such as:

In addition, space sciences impact or are related to many other fields, from the biology of organisms in space environments to the geology of other bodies and planets, as well as nuclear physics in interstellar space and inside stars.



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