Does the light stop in the middle of the air when it can’t go any further in the air?
In: Physics
1) Some will be absorbed (turned into heat) by air.
2) Some will be reflected/scattered back to earth and will mostly be absorbed.
3) Some will reach space and keep going. Lasers are not a perfect straight beam, so the light will disperse over a larger area the further it goes. Eventually it might still hit dust/gasses/….
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