StarRupture Base Building Guide - Construction & Defense Tips (2026)

Essential Buildings

Every base needs these core structures to function. Prioritize building them in this order:

Priority 1

Base Core

Priority 2

Habitat

Priority 3

Solar Generators

Priority 4

Ore Excavators

Base Core Functions

The Base Core protects all buildings within its radius during Solar Ruptures. It also serves as the primary target for enemy attacks. Place it in a defensible position away from the main material flow.

Habitat Purpose

The Habitat provides shelter during Rupture waves. You must be inside when the Rupture hits or you'll take massive damage. Build it near your Base Core for quick access.

Base Layout Tips

Central Plaza Design

Keep a clear central area around your Base Core and Habitat. Ring this space with production lines and defenses. This gives you room to:

Move freely during attacks
Kite enemies around obstacles
Quickly repair damaged structures
Access all critical buildings fast

⚠️ Don't Wall Yourself In: Avoid completely enclosing your Base Core area. You need escape routes and room to maneuver during combat.

Terrain Advantages

Natural Shields: Build near large rocks, Titanium stacks, or cliff faces for natural protection
Elevated Ground: Higher terrain gives better visibility for rail placement and turret coverage
Flat Areas: Prioritize flat ground for production floors to avoid "building not stable" errors

Defense Systems

Turret Placement Strategy

Concentrate your turrets around the Base Core and Habitat rather than spreading them to protect extractors:

Choke Points: Place turrets in overlapping arcs to create kill zones
Elevated Positions: Mount turrets on top of Habitats for better coverage
Ammo Supply: Place small storage containers directly behind turrets for continuous fire

💡 Turret Tip: Turrets consume ammo rapidly. The speed of ammunition resupply is critical - always keep storage containers stocked nearby.

Monolith Attack Mechanics

Understanding how enemy attacks work helps you prepare better defenses:

Attacks begin after your first Base Core upgrade
The monolith closest to an upgraded core spawns enemies
You must be within range of the upgraded core for spawns to trigger
If you're away from the monolith, enemies will track and attack you directly

Monolith Defense Strategy

Build a wall around the monolith's red border and position 6-10 basic turrets. Combined with your presence, this can repel attacks in ~30 seconds.

Rail System

Rail Basics

Rails serve two purposes: transport materials and transmit power. Key points:

Rails only operate in one direction
Uses a "pull" system - machines request items they need
Different materials can share the same rail lines
Basic rails handle 120 materials/minute (2/second)

Building Controls

Rotate

Adjust Height

MMB

Lock Elevation

Multi-Place

RMB Hold

Layout Tips

Plan your entire production chain before building
Leave space between buildings for future expansion
If rails clog, add more lines or reduce connected buildings
Use manual transport for low-volume items early game

Power Management

Power Basics

Solar Generators: Primary power source, each provides 10 power
Auto Distribution: Power flows through connected rails and touching platforms
Remote Power: Rails transmit power to distant extractors

Power Tips

Check power status via the i button on any building. If you see "insufficient power", add more Solar Generators or check connections. Turn off unused machines to save power.

Surviving Ruptures

Solar Ruptures are periodic events that damage everything outside protected areas:

Get inside your Habitat before the Rupture hits
Buildings within Base Core radius are protected
Structures outside the radius will take damage
Plan your base layout to keep critical buildings protected

✅ Pro Tip: You can place multiple Base Cores across the map to protect different resource areas. There's no penalty for dismantling and rebuilding structures.

⚠️ Early Access Notice: StarRupture entered Early Access on January 6, 2026. Building mechanics may change with future patches.