Games like STARSHIP: EMBER REACH
Games like STARSHIP: EMBER REACH include Kerbal Space Program, Avorion, Space Engineers, Aviassembly, and Trailmakers. We matched them by the tags players give STARSHIP: EMBER REACH on Steam (Flight, Building, Crafting, Action, and Simulation): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Simulation · Space · Building

Avorion
Shared: Building · Flight · Space

Space Engineers
Shared: Building · Space · Simulation

Aviassembly
Shared: Building · Flight · Crafting

Trailmakers
Shared: Action · Space · Flight

STAR WARS™: Squadrons
Shared: Flight · Space · Action

Spaceflight Simulator
Shared: Simulation · Space · Space Sim

Dyson Sphere Program
Shared: Building · Space · Simulation

Starbase
Shared: Building · Simulation · Space

Empyrion - Galactic Survival
Shared: Simulation · Building · Space

SpaceBourne 2
Shared: Flight · Space Sim · 3D

Nuclear Option
Shared: Flight · Simulation · Action

Scrap Mechanic
Shared: Building · Crafting · Physics

Hardspace: Shipbreaker
Shared: Space · Simulation · Physics

Kerbal Space Program 2
Shared: Building · Space · Simulation

House of the Dying Sun
Shared: Action · Simulation · Space

Starship EVO
Shared: Building · Action · Simulation

X4: Foundations
Shared: Simulation · Space · Space Sim

SimplePlanes
Shared: Flight · Building · Physics

Starpoint Gemini 2
Shared: Simulation · Space · Action

War Thunder
Shared: Action · Flight · Simulation

Space Engineers 2
Shared: Building · Space · Simulation

Schedule I
Shared: Simulation · Crafting · Building

Besiege
Shared: Simulation · Building · Physics