Starfinder Flip-Tiles: Space Station Emergency Expansion - Rules of Play says:

It's an emergency in space! Next time your players are ready to explore a space station's depths, they won't have to wait for you to surprise them with dangers in the next corridor or compartment. Starfinder Flip-Tiles: Space Station Emergency Expansion provides beautifully illustrated 6" × 6" map tiles that can be used to enhance your station with a variety of battle damage, hazards, emergency lighting, and locations to explore. Inside, you'll find 24 richly crafted, double-sided map tiles. This expansion set, along with Starfinder Flip-Tiles: Space Station Starter Set, allows you to create futuristic space habitats with endless variety! So stop your sketching and start your flipping today!