The moons of Mars may be a target for space colonization.

In science fiction, space colonization is sometimes more benign.

The game is set in an era of space colonization.

The book is thus a combined work in speculative cosmology and space colonization.

As such, it is a major focus of space exploration and space colonization.

Soon the techniques of space colonization were refined, cheapened, standardized.

This is also a time of space colonization.

The player is the pilot of a spacecraft, set during a period of early space colonization.

His earlier dream of space colonization remained, and was joined by a love for robotics.

Taking place many years in the future, mankind has developed the technology for space colonization.