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: A free demo version is available on the Steam Store for players to try before purchasing.

: The primary goal is to defend five starships—each built using unique methods like urban transformation or using ice from snow-capped mountains—until they are 100% complete and ready to launch. "Free Download" and Availability

: The game has historically been discounted by as much as 64% during various sales events. Other "Celestial Project" Contexts

Depending on your specific interest, "Celestial Project" may also refer to: Celestial Project on Steam

While the full game is a paid title available on Steam , there are ways to access it for free or at a lower cost:

: There are over 24 types of equipment and more than 81 chips and skills that can be combined to enhance combat effectiveness.

: Players control a three-person squad, choosing from 9 different roles, and must use terrain and equipment to defeat superior alien forces.

The game blends strategy and turn-based tactical combat on a . Key features include: