You own the expansion but not Beyond Earth , or Steam hasn't recognized your base game license. Fix: Purchase Civilization: Beyond Earth – Standard Edition. Additionally, try logging out of Steam and back in, or restarting the client.

Because the game uses DirectX 11 features for the water caustics and alien flora, you need a GPU that supports DirectX 11 Feature Level 10.0 or higher. Many old laptops with integrated graphics (pre-2012) will fail this check silently, crashing to desktop when you try to build your first Water Refinery.

: Requires Ubuntu 14.04 or SteamOS, an Intel Core i3 or AMD A10 processor, 4 GB of RAM, and an NVIDIA GeForce 260 GPU or better. Civilization Support

: The download typically includes the Steam Client, Microsoft Visual C++ 2012 Runtime Libraries, and Microsoft DirectX.

Aspyr handled the Mac port. Here are the official requirements as of the latest patch.

These specs will get you to the main menu and allow you to play tiny maps with low settings. Expect choppy frame rates during the late-game "Seeding" phase.