Technology:Underground habitats VIII

Habitability
level	10
multiplier	1.0

Certain planets have environmental conditions that a simple dome is not able to adequately protect its inhabitants. The subterranean habitats are the solution when adding as protection some tens of meters of planetary crust. Suitable for optimal, benign, hostile and severe planets.

Requirements

• Underground habitats VII
• Reinforced habitats VII

Objects

• Subteranean habitat VIII