Single-player games like Expedition Astra
Below are 8 single-player Steam games similar to Expedition Astra, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Expedition Astra page.
Ranked picks
- 1

Space Explore
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Adventure and Simulation with Expedition Astra.
Space Explore gives you a first hand experience of the journey that astronauts take while embarking on space missions. The space station circles the earth, 400 kilometers above us. It serves as a research laboratory and is also suited for testing spacecraft systems and equipment.
- 2

A Million Lightyears Beyond
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Action and Indie with Expedition Astra.
Hunted to the edge of extinction humanity goes through a mysterious ancient gate. Will you go beyond the mysterious gate to discover the secrets of our past and the hope for our future, as we begin our new life in a far off galaxy?
- 3

End Space
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Action and Indie with Expedition Astra.
Jump in your Minos Starfighter and blast your enemies into space dust in virtual reality. Maintain law and order at the mysterious and beautiful edge of inhabited space as you complete increasingly difficult contracts for the United Trade Consortium.
- 4

Nomad Station
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Action and Indie with Expedition Astra.
Become a master MI6 saboteur, and earn your name as the ministry's most important asset on the Moon in this 1st-person shooter VR sci-fi epic! Follow the orders of your handler, or explore and find new weapons and defenses! Do whatever it takes to complete your mission!
- 5

Rogue Stargun
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Action and Indie with Expedition Astra.
Rogue Stargun is an action-packed space combat sim where you pilot 5 unique starfighters with interactive VR cockpits in a story-driven single player campaign consisting of over 24 unique missions covering both land and space.
- 6

Alliance Peacefighter
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Action and Indie with Expedition Astra.
A linear, story-driven space sim in the style of 90s classics like X-Wing and Wing Commander. As a newly qualified Alliance pilot, you find yourself caught up in a plot to break the fragile peace between two galactic superpowers.
- 7

EVERSPACE™
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Action and Indie with Expedition Astra.
EVERSPACE™ combines fast-paced combat with roguelike elements, great visuals and a captivating story. It takes you on a challenging journey through an ever-changing, beautifully crafted universe full of surprises. Shoot, craft and loot your way to victory while the odds are stacked against you.
- 8

Elite Dangerous
Single-player alternative to Expedition Astra — playable solo, no multiplayer required. Shares Action and Adventure with Expedition Astra.
Take control of your own starship and blaze your trail in an ever-changing galaxy. Master the arts of combat, mining and trade or venture out into the unknown across a 1:1 scale universe.