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Astronium

Also known as Astronium, a, astronium

Astronium is a metroidvania with souls-like aspects, with a focus on combat and on getting weapons. Defeat strong enemies, survive ambushes, explore diferent biomes and meet interesting individuals on this hostile planet

Last update
21 May 2026
Players now
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Original sources
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Latest update
Event

v1.3The Forge Update! - Astronium 1.3

Astronium 1.3 - The forge and event improvements. Finally the forge update has taken place. The possibility of upgrading weapons and use them till the end of the game was something that i felt missing from the game, tha…

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Latest updates

Update history

Browse past updates and patch notes for this game.

6updates

Gallery

In-game media

Achievements

Community progression

Top picks from 25 Steam achievements, sorted by player unlock rates.

  • Nature's GiftPick your first weapon.89.5%
  • Bonfire LitLight a Campfire for the first time.81.6%
  • UpgradeGet your first rare weapon69.6%
  • HealthyGet your first life pickup61.3%
  • The SummonerDefeat the Goblin Shaman61.2%
  • Mad EngineeringRelease Voryx from his cage.55.2%