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The Human Eye and Colourful World
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30/08/2021 11:23 am
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Why does the sky appear dark (or black) to an astronaut instead of blue?
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30/08/2021 11:23 am
To an astronaut, the sky looks dark and black instead of blue because there is no atmosphere containing air in the outer space to scatter sunlight. So, there is no scattered light to reach our eyes in outer space, therefore the sky looks dark and black there.