
Outer Space
Outer space refers to the vast expanse beyond the Earth's atmosphere, where there is no air or other atmospheric gases to breathe, and where the gravitational pull of the Earth is weak or non-existent. It is the region where celestial bodies such as planets, stars, galaxies, and other objects exist. Space exploration and astronautics involve the study and exploration of outer space, including the design, development, and operation of spacecraft and related technologies. The challenges of space exploration include the harsh environment of space, the need for life support systems, and the high cost of developing and launching spacecraft. Outer space is also important for scientific research, as it provides a unique environment for studying the behavior of matter and energy under extreme conditions.
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