<p>The sky is an unobstructed view upward from the surface of the Earth. It includes the atmosphere and outer space. It may also be considered a place between the ground and outer space, thus distinct from alter space. In the field of astronomy, the sky is also called the celestial sphere.   </p>

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The sky is an unobstructed view upward from the surface of the Earth. It includes the atmosphere and outer space. It may also be considered a place between the ground and outer space, thus distinct from alter space. In the field of astronomy, the sky is also called the celestial sphere.

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Sky

Sky