Why is the space so dark?

Why is the space so dark?





  Our sun is a big star which emits lot of light. Millions and billions of such other stars too emit light. But then, any one may expect the space to be bright. However, the space is unimaginably dark. Here's why...

Why is the space so dark?

  Space is the empty area around the earth's atmosphere where stars and planets are found.

  Our universe is continuously expanding. Due to this, light emitted from stars stretches to such a wavelength that our eyes cannot detect it. So space appears black to us.

  Moreover, light has a fixed speed limit (that is almost 300000 kmph). Thus light from very far away stars haven't reached us yet. Thus the space appears dark.

  So now you know that why the space is so dark...
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  1. Amazing info! Can you write on why we can't see the sun directly with our naked eyes for long time?

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    1. Sure. Thank you for your suggestion.🙂🙂

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