there is 1 world in the universe
millions
9000
Per the Webometrics website, and as of January 2014, there are 22,123 universities in the world.
There are 9 worlds in Norse Mythology, not counting the Tree of Life. In Norse Paganism 9 and 3 are sacred numbers.
We have no means to count the number of planets in the universe, most of which are too far away for us to see them, but it is very likely that there are a great many, perhaps on the order of 1018 or more.
Nobody discovered the universe. We have always known that the universe exists. Discoveries of how the universe works and what it is have been made by many people.
3?
infinite
What is outside the universe.
Per the Webometrics website, and as of January 2014, there are 22,123 universities in the world.
There are 9 worlds in Norse Mythology, not counting the Tree of Life. In Norse Paganism 9 and 3 are sacred numbers.
We have no means to count the number of planets in the universe, most of which are too far away for us to see them, but it is very likely that there are a great many, perhaps on the order of 1018 or more.
It is impossible to estimate how many people exist in the universe since we have no way of knowing how many worlds have life and how many of those have produced life forms that might be called people.
Mysterious Universe - 1994 Secrets of Ancient Worlds 1-23 was released on: USA: 23 May 1994
Life, the Universe and Everything. Brazilians are the worlds best at celebrating.
The total population of the universe is zero. This is because in an infinite universe there are an infinite number of worlds, however only a finite number of these worlds are populated. Since any finite number divided by infinity is zero, this means that the total population of the universe is zero, and any people you may meet are the product of a deranged imagination.
There are many spirits out there in our universe including angels & devils. So yeah spirits can manifest themselves through the animated world.
many worlds
As God has created many worlds and populated them with people who are exactly the same as we are. Christ will in turn visit all of these worlds in His own good time. He will preach His same gospel. We have little understanding of these other worlds He organized, we have only to bother about this one.