According to current theories in cosmology the universe is expanding and it has no center.
Stand in the middle of a room with nothing to look at and think absolutely nothing. And just Stand there.
An organism is a living thing. Is the universe a living thing?
mecca
There is nothing beyond the universe because we say universe to whole thing/everything.
The universe is the largest known thing. However, it contains millions of galaxies, which are also very large accumulations of stars.
A Super Nova, exploding star, is by far the most destructive thing in the universe.
Jason
Tachyons are theorised to be the fastest particle in the universe their slowest speed being the speed of light. But until they are proven to exist, light is the fastest thing in the universe.
there's no such thing
There is no such thing.
It was taught, and considered general knowledge, that the earth was the center of the universe. This went along with the thought that man was superior over all things and that the only thing greater was God, but to communicate with God man had to go to the Church.
Answer:The biggest thing known to man is the Universe (Not observable universe) But if Omniverse exist, that would be the biggest thing known to Man.