This part of the chapter is talking about the Greek discovered that the space is a non stop and there were other planets and invented telescope.
This is Venus and this place is not like Earth its 4 times hotter than boiling water if you step foot it would burn you even if you can handle the heat the air is poisonous and its thick and heavy so it will crush you before you breath.
If you go to space there are straps to use the bathroom, sleep and when you exercise. Other fact You have to exercise when you go to space because the gravity relaxes the muscle so if you don't exercise you won't walk in earth so you have to exercise in space
Sometimes if there are meteors falling you will see it and it might not hit the ground, sometimes it would burn out but if it's big enough it is possible that it will hit the ground.
After when the astronauts are done with their mission they get back to the space station and fall back to earth, but when they get a little close to the ground a parachute falls out and get down safe. The orange fuel falls before you touch the moon, so the rocket fuel will get back down and you can use it more than 1 time.
In the future N.A.S.A is thinking about making a hotel in space and a space colony In mars an making supplies of air and food. On space people can spend many years In a space colony without returning to earth but scientists think that it will happen in the next 20 years.