What i mean, why we still get dark if all the stars are sending their light to earth.

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    $\begingroup$ Please look up Olbers paradox. $\endgroup$ – ProfRob May 11 '17 at 22:17
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    $\begingroup$ Strongly linked astronomy.stackexchange.com/questions/13742/… if not a duplicate. $\endgroup$ – ProfRob May 12 '17 at 6:22
  • $\begingroup$ Please clarify your confusion. It's not obvious whether you're headed for Olber's paradox or simply that you don't know how light propogates from a distant point source. $\endgroup$ – Carl Witthoft May 12 '17 at 11:24

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