Someone who will go up on a space, it must have a strong body, because there is no gravity on it difficult in life. And if in the future will want to live there, I really need a lot of money and it's going to be difficult.
People who will go up in space, it must be physically strong, because the gravity is not it difficult to sustain life. And if in the future will have to live there, really. Will require a lot of money and it is unlikely.
Who will go into outer space, it must have strong body, because there is no gravity on hard in life. And if in the future will have to live there. Must be a lot of money, and difficult.