Why is space so dark even though the universe is filled with stars?
An astronomer explains why space looks so dark despite containing 200 billion trillion stars.
Olbers's paradox - Wikipedia
Star Factory Shows Off Three Kinds of Nebulae
Star-filled Euclid images spur mission to probe 'dark universe
Dark matter and dark energy may really be one dark fluid with negative mass
Why is the night sky black? If space is full of stars, then shouldn't the sky be bright all the time? - Quora
Why is space so dark even though the universe is filled with stars? - Smore Science Magazine
What is space made of? It's complicated - ABC News
How Soon is Now? (The Astronomical Mix)
Why does outer space look black?
Did 'dark stars' help form the Universe?