Explore, Build, and Reshape Boundless Worlds in a Creative Space Sandbox Adventure

Step into the 25th-century Intergalactic Age of Discovery, where brave Astroneers chart distant frontiers and unravel cosmic mysteries. This open-world anime gacha–style space sandbox offers limitless creativity, deep exploration, and cooperative world-building across a vast, handcrafted solar system.

Create custom bases above or below ground, craft vehicles, and transform entire planets using powerful terrain-shaping tools. Whether you’re digging to a planet’s core or constructing sky-high ramps, your imagination fuels every discovery. Perfect for fans seeking immersive survival crafting, cooperative base building, and long-session sci-fi gameplay.

• Fully deformable planets: Sculpt terrain like clay—dig, collect, shape, and build anything from colossal ramps to massive megaliths.
• Seven unique worlds: Explore surface biomes, cave networks, and mysterious planetary cores across a vast solar system.
• Snap-to-build creativity: Combine components and objects to create bases, vehicles, and custom setups for any mission.
• 4-player online co-op: Drop in or out with friends to construct huge industrial hubs or play freely in the creative sandbox.
• Uncover ancient secrets: Investigate mysterious structures, unlock hidden powers, and reveal the lore of the universe.