Choose Astronomy3D: Artemis II
Choose Astronomy3D: Artemis II if it matches what drew you to this matchup. Astronomy3D: Artemis II launched in 2026.
Astronomy3D: Artemis II vs PlanetMars3D: Spirit Mission
Astronomy3D: Artemis II and PlanetMars3D: Spirit Mission both land in Indie, Adventure, Simulation on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Indie, Adventure, Simulation on Steam. Both released in 2026. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose PlanetMars3D: Spirit Mission
Choose PlanetMars3D: Spirit Mission if it matches what drew you to this matchup. PlanetMars3D: Spirit Mission launched in 2026.
Both Astronomy3D: Artemis II and PlanetMars3D: Spirit Mission sit in Indie, Adventure, and Simulation on Steam and both list Playable without Timed Input and #category_playable_at_your_own_pace, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Astronomy3D: Artemis II |  PlanetMars3D: Spirit Mission | |
|---|---|---|
| Released | 2026 | 2026 |
| Genres | Indie, Adventure, Simulation, Casual | Indie, Adventure, Simulation, Casual |
| Platforms | Windows, macOS | Windows, macOS |
| Steam Deck | Unrated | Unrated |
| Price | Price unknown | 3.99 USD |
| Steam reviews | — | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | 4AI | 4AI Limited |
Side by side
- Both share Indie, Adventure, Simulation on Steam.
- Both released in 2026.
Astronomy3D: Artemis II vs PlanetMars3D: Spirit Mission — FAQ
- Are Astronomy3D: Artemis II and PlanetMars3D: Spirit Mission similar?
- They overlap on Indie, Adventure, Simulation on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.