Outer Space
Outer space (often simply called space) comprises the relatively empty regions of the universe outside the atmospheres of celestial bodies. Outer space is used to distinguish it ..... to read more go to Part 1 -
Outer space (often simply called space) comprises the relatively empty regions of the universe outside the atmospheres of celestial bodies. Outer space is used to distinguish it ..... to read more go to Part 1 -
Traditionally, there was no clear boundary between Earth's atmosphere and space, as the density of the atmosphere gradually decreases as the altitude increases. Nevertheless, .......... to read more go to Part 2 -
Aurora australis observed by Discovery, May 1991.Geospace is the region of outer space near the Earth. Geospace includes the upper region of the atmosphere, as well as the ionosp...... to read more go to Part 3 -
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