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Player counts over time, as we observed them.
Source: Steam Web API, ISteamUserStats/GetNumberOfCurrentPlayers. Full methodology
Join the European Space Agency's SHIELD mission and discover why aliens aren't the biggest threat to us! In this science-based Planetary Protection Simulator, you fight real cosmic hazards. Build, Monitor, Protect! Become Earth's Last Defense.

| Month | Average | Change | Change % | Peak |
|---|---|---|---|---|
| October 2026Oct 2026 (from 24 Oct) | 0 | — | — | 0 |
Average and peak concurrent players each month, and the change in average players from the month before.