Space Crew · Adventure · Sandbox games to play together

32 Space Crew · Adventure · Sandbox games your group can play together online, including Approximately Up, SpaceCraft, and Astro Colony.

All games: 24

Approximately Up

Design, build, and pilot fully modular spaceships in first person, solo or with up to 4 players. Explore 15 unique planets, complete challenging missions, face the dangers of space, and unlock new components to improve or completely rethink your ship.

92% positive of 1,125 reviewsPlaying now: 79$24.99

SpaceCraft

The Universe is yours. SpaceCraft is an online space exploration and building game. Explore a vast galaxy of solar systems and planets, mine and craft resources, design and build ships, automate planetary bases and interplanetary logistics, trade and cooperate.

62% positive of 2,713 reviewsPlaying now: 317$29.99

Astro Colony

Astro Colony throws you into an endless Universe of exploration, automation and survival! Build interconnected colonies, alone or with friends, and turn planets into thriving industrial hubs! Design conveyor systems and take care of your Astronauts as you expand your intergalactic empire!

80% positive of 2,436 reviewsPlaying now: 189$19.99

OxyRail

Oxygen Train is an open-world survival train game. Wake up in a world lacking oxygen. Chop trees, mine, gather resources, upgrade your unique train. Survive by planting, fishing, farming, exploring, fighting. Build your train kingdom. Supports 1-16 online co-op.

79% positive of 1,173 reviewsPlaying now: 119$14.99

Subnautica 2

Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.

91% positive of 118,700 reviewsPlaying now: 3,486$29.99

Underspace

The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with mod support and PvP/co-op multiplayer. You're going to need a bigger ship.

80% positive of 436 reviewsPlaying now: 3$9.99

Nomad Drive

Repair your rundown RV and hit the road solo or in 1–4 player co-op through a procedurally generated post-apocalyptic world. Gather resources, customize your RV, and survive as long as you can.

80% positive of 301 reviewsPlaying now: 1,606$13.49

Cubic Odyssey

Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!

73% positive of 2,419 reviewsPlaying now: 54$9.99

Scrap Mechanic

Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!

91% positive of 109,897 reviewsPlaying now: 1,279$28.99

Ships At Sea

Build your maritime career and grow your fleet in a next‑generation ship simulator set in an expansive open world of Norway’s Lofoten region. Command service, cargo, and fishing vessels in singleplayer or online co‑op, mastering realistic ship handling, dynamic weather, and professional jobs at sea!

69% positive of 2,527 reviewsPlaying now: 54$24.99

Starship EVO

Mine and craft your way to orbit, build your own starship and explore a vast, dangerous galaxy alongside your crew. For players who love a meaningful survival progression, a unique and elegant building system, and epic space-opera scale.

82% positive of 1,347 reviewsPlaying now: 45$24.99

StarRupture

StarRupture is a first-person open world base-building game with advanced combat and tons of exploration. Play alone or in a group on this sublime and ever-changing planet, extract and manage resources, create your complex industrial system and fight off hordes of alien monsters.

80% positive of 12,575 reviewsPlaying now: 1,145$19.99

Raft

Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!

92% positive of 324,997 reviewsPlaying now: 7,296$13.39

EverRail

An open world survival craft game for 1 to 4 players, set on a frozen exomoon where your base is a train carrying the last of humanity, and standing still is slowly killing it. Fight, scavenge, and craft your way to a train 1,000 wagons long. But every death costs you a passenger.

67% positive of 390 reviewsPlaying now: 9$14.99

Lost Skies

Chart a course in a breathtaking, but fractured world. Explore ancient ruins, master advanced technology, and craft your very own skyship to brave nature’s fury and colossal threats in Lost Skies. Team up with friends or go it alone in this awe-inspiring cooperative survival adventure.

62% positive of 2,485 reviewsPlaying now: 15$24.99

QANGA

QANGA: 750 years after humanity's fall, you must survive in a shattered world where Earth itself demands vengeance. Tear through the fabric of space to face the Voss, awaken the ancient civilisation, and dare to challenge the Sanglines, born from the bowels of a world that condemned you.

70% positive of 567 reviewsPlaying now: 1$19.99

ASTRONEER

Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.

90% positive of 119,285 reviewsPlaying now: 1,120$29.99

Build a shared galaxy in StarMade

Build ships, stations, and factions with friends in StarMade’s online voxel sandbox. Create your own goals across a generated universe, with server-based co-op and PvP.

66% positive of 2,200 reviewsPlaying now: 7$14.99

Empyrion - Galactic Survival

Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!

78% positive of 29,243 reviewsPlaying now: 586$19.99

The Planet Crafter

A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.

95% positive of 69,767 reviewsPlaying now: 5,172$23.99

No Man's Sky

No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.

84% positive of 319,107 reviewsPlaying now: 12,796$23.99

Starbound Co-op: Build a Shared Universe Together

Explore planets, follow a story campaign, and build homes together in a four-player online sandbox where every friend has a ship of their own.

91% positive of 120,658 reviewsPlaying now: 824$14.99

Under A New Sun

While searching for a new home, an unexpected failure in your ship has left you stranded on a planet surprisingly similar to Earth. Discover a vast open world, hunt for food, develop technologies, and build yourself a new home to survive!

75% positive of 387 reviewsPlaying now: 8$17.99

Windward Horizon

Trade, quest, fight, or simply set sail and enjoy the ambiance in this charming open world naval RPG. Sequel to Tasharen's fan favorite game Windward released on Steam in 2015.

78% positive of 403 reviewsPlaying now: 9$19.99