·5 platforms·Adventure
Co-op support
1 of 6 modesStarseeker: Astroneer Expeditions has online co-op for up to 4 players on all 5 platforms. There is no split-screen on any platform.
Online Co-op
Up to 4 players
| Platform | Online | Couch | Split-screen | LAN | Drop-in | Campaign | Online max | Local max |
|---|---|---|---|---|---|---|---|---|
 | 4 | – | ||||||
 | 4 | – | ||||||
 | 4 | – | ||||||
 | 4 | – | ||||||
 | 4 | – |
supportednot supportedVerified against Steam store categories and Co-Optimus
Not supported/Local Co-op · Split-screen · LAN Play · Drop-in / Drop-out · Campaign Co-op
About
Developed by System Era Softworks and published by Devolver Digital, Starseeker: Astroneer Expeditions is an adventure game releasing Dec 30, 2026 across 5 platforms.
Screenshots
Details
Release dateDec 30, 2026
DeveloperSystem Era Softworks
PublisherDevolver Digital
Age rating—
Players1–4
Steam reviews59% of 862 · Mixed
Available on
Tags
ActionSurvival
