If we can see at most 3% of the universe, how can we estimate the total number of galaxies in it? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Astrophysicist Neil deGrasse Tyson is a favorite of mine. Common sense driven, he tackles the mysteries of the universe with persistence and ever-questioning all-types of methods. And he explains to ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The Vera C. Rubin Observatory against the night sky, which it will soon capture in unprecedented detail Rubin Observatory / NSF / AURA / B. Quint On a mountaintop in Chile sits the Vera C. Rubin ...