- Our take
- The usual second buy. It adds some rules, so get used to the base game first.
- What it adds
- Colony tiles for moons you can settle and trade with, plus new cards and corporations.
- What it fixes
- Gives you something useful to do when the card market is dry.
- What you need first
- Terraforming Mars (base game)
- Terraforming Mars: Colonies
You need the Terraforming Mars base game; other expansions are optional.
Terraforming Mars · Expansion
Terraforming Mars: Colonies
Worth it#2 in our Terraforming Mars buy order
Compare it
Sources
- fjord-labs.com (opens in a new tab)
- thedicedrop.com (opens in a new tab)
- strongholdgames.com (opens in a new tab)
- en.wikipedia.org (opens in a new tab)
Last checked 2026-09-27. Spot a mistake? Tell us.