C776 Winds of the Perseus Arm(2)

How big is the universe?

Some people said that the diameter was 7.8 billion light years, some said that it was 5.08 billion light years, some said that it was 98 billion light years, and some said that it was unknown. However, the range of human observation was 980 billion light years.

No matter how big the universe was, human beings were still too small compared to the universe