How do you know whether or not there are any inhabitable worlds in this region?

StarPeace 2 is an open-ended online city-building computer game, in which thousands of players build and develop a large inhabitable world.

Few stellar systems had more than one inhabitable world.

Korwar was one of a six-planet system and the only inhabitable world in that system.

Deeper and deeper toward the center, where inhabitable worlds are thickest.

Realizing this, they could only view the First Ones as potential competitors for the inhabitable worlds.

Could it be another inhabitable world for people to move to?

The Progenitors' ship spent months in uncharted space, searching for an inhabitable world they had no guarantee of finding.

Korot's inhabitable world, all beige and blue, filled the viewpanes.

"He'd expect to be issued special gear for a non-Terran environment, but he can live on any inhabitable world with what he's got."