Space is the perfect setting for a survival game, because space is already trying to kill you. There is no free air, no easy ground, and no walking it off if your suit tears. The best games in this niche lean into that hostility and then hand you the tools to beat it: an oxygen tank, a fabricator, a half-built base clinging to an alien rock, and eventually a ship to leave it all behind.
We ranked these on how completely they deliver the space-survival fantasy: the tension of a life-support meter, the payoff of building something that lasts, and the pull of the next world over. Whether you want a cozy co-op colony or a punishing atmosphere simulation, here is where to point your ship in 2026.
1. No Man's Sky
The comeback story that became the genre's flagship. What launched as a punchline is now a staggeringly deep space survival sandbox, expanded by years of free updates into something no other game here matches for sheer scope. You start stranded with a broken ship on a random planet, managing life support and hazard protection, and end up captaining freighters, building sprawling bases, and hopping between quintillions of procedurally generated worlds. Recent updates keep deepening the settlement and building systems, and its balance of accessible and challenging survival is exactly right for most players.
- The pitch: an entire procedural galaxy to survive, explore, and settle.
- Best for: players who want scale, freedom, and a near-endless horizon.
2. Astroneer
The cozy one, and the closest thing to a perfect co-op entry point. Astroneer strips space survival down to its most joyful loop: land on a planet, deform the terrain to dig for resources, build tethers and bases, and hop between worlds with a friend. It is smaller in scale than No Man's Sky but matches the feel of planetary exploration better than anything else, wrapped in a soft, rounded art style that makes the dangerous business of colonizing space feel warm.
- The pitch: relaxed, tactile planetary colonization built for co-op.
- Best for: friends who want to build among the stars without the stress.
3. The Planet Crafter
The hidden gem that turns survival into gardening on a dead world. You arrive on a lifeless, toxic planet and slowly terraform it: raise the oxygen, warm the temperature, seed the pressure, and watch as a barren rock becomes something that can support life, all while surviving the harsh early conditions. Watching your bars climb toward a livable atmosphere is one of the most satisfying progression loops in any survival game, space or otherwise.
- The pitch: survive a dead planet, then bring it to life from scratch.
- Best for: players who love visible, world-changing progression.
4. Empyrion - Galactic Survival
The everything-sandbox for players who want no ceiling. Empyrion lets you survive on planets, build bases and full-blown starships block by block, fly them into orbit, and take the fight to space itself. It is broad and occasionally rough around the edges, but nothing else on this list so completely combines ground survival, deep base-building, and player-built ships you actually pilot into combat. For the ambitious, it is a genre unto itself.
- The pitch: survive, build, and fly your own ships across planets and space.
- Best for: builders who want ground-to-orbit freedom with no rails.
5. Space Engineers
The engineering pick, where the survival is in the physics. Space Engineers is a sandbox about designing, building, and maintaining space structures and vehicles with real volumetric construction and grounded mechanics. Survival mode adds resource scarcity and the constant threat of your own creations failing, and its dedicated community keeps it alive with mods and multiplayer. If you want the fantasy of being the person who actually keeps the station running, this is it.
- The pitch: realistic, physics-driven construction and survival in orbit.
- Best for: tinkerers who see a ship as a puzzle to be built and maintained.
6. Breathedge
The space survival game that is actually funny. Breathedge sends you drifting through the wreckage of a spaceship disaster with your late relative's ashes and an immortal chicken for company, and its deadpan sci-fi comedy sets it apart from every po-faced entry around it. Underneath the jokes is a genuinely solid first-person survival-and-crafting loop about scavenging debris and managing your oxygen, which makes the laughs land harder.
- The pitch: first-person zero-g survival with a comedy streak.
- Best for: players who want their space desperation served with a punchline.
7. Osiris: New Dawn
The tense one, for players who like their alien planets genuinely menacing. Osiris: New Dawn drops you onto a hostile world to survive, build, and uncover what happened there, with dangerous wildlife and a heavier, more foreboding atmosphere than the cozier entries. It leans into the horror-adjacent side of being alone and outgunned on a planet that wants you dead, and does it with real style.
- The pitch: atmospheric, dangerous alien-planet survival with a dark edge.
- Best for: players who want dread mixed into their base-building.
8. Stationeers
The hardcore deep end, and proudly so. Stationeers simulates the atmospherics of running a space station or off-world base in punishing detail: gas mixtures, pressure, temperature, and power all have to be managed or your carefully built habitat will vent, freeze, or explode. It is unapologetically complex and has one of the steepest learning curves here, but for a certain kind of player, no other game makes simply keeping the air breathable this rewarding.
- The pitch: an uncompromising atmosphere and systems simulation.
- Best for: hardcore sim fans who want the details to genuinely matter.
Honorable mentions
- Starbound brings space survival into a 2D sandbox, trading fidelity for approachable, side-scrolling exploration across a universe of planets and species.
- Subnautica is technically underwater rather than orbital, but as alien-world survival it is one of the best there is. If the ocean appeals more than the void, our best underwater and ocean survival games list is built for you.
Choosing your launch window
For the widest, most polished experience, start with No Man's Sky. If you want to play with a friend, Astroneer is the easiest yes. The Planet Crafter is unbeatable for visible progress, Empyrion and Space Engineers are for the builders and engineers, and Stationeers is waiting for anyone who thinks the others are too forgiving. Whichever you board, the appeal is the same: the sky is trying to kill you, and you are going to build your way past it anyway.
Want to stay grounded for a bit? Our roundups of the best survival games of 2026 and the best base-building survival games cover the worlds with a little more gravity.
