The resolution of Olber's paradox (i.e. ,the reason why the sky is dark at night)is that
A) we cannot see those stars that are farther away from us than the distance that light has traveled since the beginning of the universe.
B) matter cannot have traveled farther than light has traveled during the age of the universe,so there are no stars beyond a certain distance from us.
C) the light from very distant stars is bent out of our line of sight by the gravitational fields of nearby galaxies.
D) the light from stars beyond a certain,very large distance is completely absorbed by matter between us and the star.

Question

Quizplus · Accepted Answer

This is also known as the "observable universe". The light from stars that are farther away than the distance light has traveled since the beginning of the universe has not had enough time to reach us yet, thus explaining why the sky is dark at night.

The Resolution of Olber's Paradox (I