He is the first Japanese that traveled in space.

The time will soon come when anyone can travel in space.

A time will soon come when people can enjoy space travel.

The day will come when space travel becomes possible.

With the power of imagination, we can even travel through space.

It won't be long before we can enjoy space travel.

The time will come and in it we can enjoy space travel.

Space travel was thought to be impossible.

Space travel is no longer a dream.

Space travel will be commonplace some time in the future.

I wonder what it is like to travel through space.

He is always writing about journey to other planets.

In the near future, space travel will no longer be just a dream.