1. in its infancy
2. an orbital tourist vehicle
3. training, astronaut certification, first-class round trip airfare, five-star accommodation to the launch site, a ride in a rocket
4. (i) below/ underneath
5. (i) F
6. Axiom Space/the space company
8. It is not a reasonable description, because people who pay so much money will want to do something meaningful, not just look out of the windows.