Beyond These Stars Artifacts: Planets & Rewards Guide

Find out how Beyond These Stars artifacts work on planets, what outposts and aliens reward you with, and how to plan your route across the stars.

If you're charting a course across the procedurally generated galaxy in Balancing Monkey Games' space-whale city builder, Beyond These Stars artifacts are one of the biggest reasons to stop at a planet instead of drifting past it. They tie directly into the outpost and exploration loop that separates this game from a standard colony sim: you're not just surviving on Kewa's back, you're scavenging the cosmos for knowledge, tech, and rare goods.

This guide breaks down what the reference material confirms about planets, outposts, and alien encounters, then fills in the practical planning advice players need. Because the game launched on October 16–17, 2026, the community is still mapping the full artifact list — so expect this to read as a working guide, not a finished wiki. Where details aren't officially documented, we'll flag them as player experience.

Check out beginner guide for more details.

What Are Beyond These Stars Artifacts?

In the broadest sense, artifacts in Beyond These Stars are the rare discoveries and rewards you collect by leaving Kewa's back and exploring the universe. The official game description frames the core fantasy clearly: as Kewa travels a procedurally generated cosmos, you "seek answers about your past, learn about the history of the Space Whales, and understand the unique relationships that bind everyone together."

That narrative thread is where artifacts live. They're the tangible payoff for exploration — the relics, alien tech, and story items that push the mystery of the Peeps' ancestors forward. Functionally, they overlap with three systems the developers have documented:

  • Outposts on nearby planets that supply resources Kewa can't provide
  • Alien encounters that offer objectives, trade, and new technologies
  • The tech tree and perk system, which gate what you can build and unlock

A note on scope: The official presskit and store pages do not publish a numbered artifact catalog. Community reports from launch week describe artifacts as exploration rewards tied to planets and aliens, but specific drop tables aren't confirmed yet. Treat any "complete list" you see online with skepticism until the wiki fills in.

Artifacts vs. Outposts: Don't Confuse Them

New players often blend these two concepts. They're related but distinct:

FeatureArtifactsOutposts
Primary purposeStory progress, rare rewards, tech unlocksSteady resource extraction
Where you get themExploration, alien encounters, planet discoveriesBuilt on nearby planets
Who controls accessYour choices and relationship with KewaKewa's willingness to stay in a system
RiskOpportunity cost of travel timeOver-exploiting a planet's environment

The key insight: artifacts are the why you explore, and outposts are the how you sustain that exploration. You need both working together.

How Planets Fit Into the Artifact Hunt

Kewa is your home, but the whale's back has limits. The Epic Games Store description is explicit that "there will often be a dearth of essential resources and space," which is exactly why you build outposts on other worlds. Each planet you pass is a potential artifact site, resource node, or alien meeting point — sometimes all three.

The catch is control. As the official description puts it, "unless you build a strong relationship with Kewa, you may find it difficult to predict how long you have at an outpost before Kewa decides it's time to leave a system behind." That single mechanic reshapes how you plan an artifact run.

The Kewa Relationship Is Your Timer

Think of your bond with Kewa as a hidden countdown clock on every planet. Players who invest in understanding Kewa's needs and desires — the game calls this building a "symbiotic relationship" — get more predictable, longer stays. That means more time to explore, extract, and uncover whatever a system holds.

Practical takeaways from the documented systems:

  • Don't over-exploit. The land on Kewa is fragile, and careless terraforming shrinks your habitat. The same restraint logic applies to planets you visit.
  • Bank goodwill early. Community reports suggest relationship-building actions pay off later when you need Kewa to linger at a promising world.
  • Plan routes, not stops. Because the cosmos is procedurally generated, no two playthroughs share a map. You can't memorize artifact locations — you have to read each system as you arrive.

Terraforming and Planet Prep

Before you chase distant discoveries, your home base needs to function. The documented terraforming loop includes digging canals, adding top soil for farming, and planting forests to spread atmosphere. A stable, self-sufficient Kewa means you can afford to spend time exploring instead of firefighting shortages.

A quick checklist before any long exploration push:

Prep StepWhy It Matters
Stable food and waterPrevents crisis while you're focused on a planet
Working power gridKeeps production running during absences
Pollution under controlToxic waste blocks Peep actions and building moves
Stockpiled soot and basic goodsCommunity reports flag soot as a common bottleneck
Unlocked outpost techYou can't extract planet resources without it

Alien Encounters and Their Rewards

The store description confirms that "you will cross paths with alien species offering unique opportunities — additional objectives and their subsequent rewards, opportunities for trade, and new technologies with the doors they open." This is the clearest official confirmation of artifact-adjacent rewards in the game.

In practice, alien encounters function as branching quest opportunities. Completing their objectives tends to yield the kind of rare payoff players associate with artifacts: new tech access, trade goods, and story progression. The presskit even lists named characters with voice work — Baz the Wanderer, Ublo, N'Orva, and others — which tells you these encounters are scripted narrative moments, not random noise.

Reading an Encounter Before You Commit

Based on player experience during launch week, here's a sensible approach to any alien contact:

  1. Check the objective type. Trade offers are low-risk; multi-step objectives may demand resources you can't spare.
  2. Weigh the tech reward. New technologies "open doors" — prioritize encounters that unlock buildings or production chains you're missing.
  3. Watch your Kewa timer. A long alien questline is worthless if Kewa leaves mid-quest.
  4. Don't neglect your Peeps. Their needs grow as you research advanced goods, and unhappy citizens stall everything.

Building an Artifact-Focused Route

Because the galaxy is procedurally generated, there's no fixed map to follow. What you can control is your decision-making framework. Here's a route-planning table that translates the documented systems into an actionable priority order:

PriorityActionReason
1Scout the current system fullyYou may not return; grab what's here first
2Identify resource gaps on KewaOutposts should fill real shortages
3Pursue alien objectives with tech rewardsHighest long-term value
4Build outposts only where Kewa will stayUnpredictable departures waste investment
5Bank relationship progress with KewaExtends future stays and route influence

One more documented lever: you can "try and influence where they go, but using too much force comes with its own consequences." Forcing Kewa's hand is a tool of last resort — useful when you spot something you desperately need, risky if you lean on it repeatedly.

Managing the Soot Problem Mid-Exploration

A recurring launch-week complaint in the Steam community is soot scarcity. Players report that many buildings need it, but few desirable buildings produce it, and ramping soot production floods you with excess iron and copper. If you're planning extended exploration, sort out your soot supply before you leave home — otherwise you'll be stuck waiting on production while a planet's window closes.

Common Mistakes With Planet Exploration

Community discussion from the first days after release highlights several traps. These are player-reported, not official guidance, but they line up with the documented mechanics:

  • Treating planets as permanent. Kewa decides when to leave. Build outposts with an exit in mind.
  • Ignoring the tech unlock click. One reviewer noted frustration that buildings must be manually unlocked even after meeting requirements — check your tech panel regularly so you don't miss available upgrades.
  • Over-industrializing early. Another player described flooding their settlement with toxic waste after experimenting with mines and smelting. Pollution is usable as a resource, but only once you have the systems to process it.
  • Skipping the tutorial questline. The in-game story doubles as a mechanics tutorial; rushing past it leaves you guessing at supply chains.

For official context and patch notes, the Beyond These Stars Steam community hub is the most reliable source, and the Balancing Monkey Games presskit confirms release details and developer info.

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