Home / Browse / @xirus Xirus3321 (@xirus) Spaceflight Simulator blueprints uploaded by Xirus3321 on SFS Blueprints. 4 public blueprints. Blueprints by Xirus3321Sls with Orion spacecraft v2 (no dlc)Launch pad with a rocketSls rocket with Orion spacecraft (No dlc) Browse all SFS blueprints