Yes/ no question about travel to space

Last updated over 4 years ago
5 questions
1

Space touism could be possible in the future.

1

Using space elevators was first thought of in the 21st centuy.

1

The mateial needed to build the cable in space elevators is available today.

1

Nuclear power might make spacecrafts move faster.

1

Using comets for space travel will reduce the need to use fuel.