Where Does Earth End and Space Start? All about the Cosmic 'Karman Line' - News18

Turns out, there is a line, just like boundaries dividing nations on Earth, that separates space from the Earth.

Earth is the planet as we know it – life-sustaining and water-producing – because of the atmosphere. This layered structure provides our blue planet with adequate temperature, density, and ray exposu… [+1907 chars]

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