At first it is possible only to mine asteroids before a suitable planetary colony can be discovered and established.

More than half left to form their own planetary colony.

One thing was clear: any gene-loss was bad for the survival of a planetary colony.

Mars, fourth planet in our solar system and the first planetary colony in Known Space.

Everybody from the planetary colonies and arcologies has been told about Earth since they were small children.

That will mean the end of human planetary colonies.

If that happens, we will face the extinction of all our planetary colonies.

What was less obvious was the amount of time and effort it took to form what was, in effect, a new planetary colony.

Argos's mutineers had no faith in the planetary colony.

Robots have already been in use on space stations and planetary colonies, where the inhabitants are mostly highly trained scientists and engineers.