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STELLAR BASTION

Also known as STELLAR BASTION, sb, steam:4529960

A sci-fi space station defense auto-shooter where you repel enemy fleets with missiles, mass drivers, phase weapons, and railguns. Upgrade your arsenal, adapt your build, and hold the line against overwhelming odds.

Last update
14 Jun 2026
Players now
0
Original sources
1
Latest update
Announcement

v1.1.4Patch Notes - v1.1.4

Import Noto Sans multilingual fonts as game UI fonts

1 changeUI/audio
Latest updates

Update history

Browse past updates and patch notes for this game.

6updates

Gallery

In-game media

Achievements

Community progression

Top picks from 15 Steam achievements, sorted by player unlock rates.

  • Loadout ReadyEquip any item for the first time.92.9%
  • Tier 1 AcquiredObtain a Tier 1 equipment item for the first time.92.9%
  • First Successful DefenseComplete any stage for the first time.92.9%
  • New Firepower OnlineUnlock a new weapon for the first time.89.8%
  • First Front BrokenHidden78.7%
  • Arsenal Terminal OnlineUnlock the weapon upgrade terminal.78.7%