Outnumbered. Outgunned. The solar system ends here — or they do.
▶ CLICK OR SPACE
Level 1 — Deployment
Purchase Units
Ship Inventory
Placed Units
Click canvas to place. Forts must be near a planet. Ships go near objectives. Right-click cancels.
Orbital Factory
Construction
Pending
Build Queue
Mission Status
Objectives
Friendly Ships
Enemy Ships
Statistics
Friendly Ship
⛶
Hull
Shields
Energy
Speed
No thrust set
Debris
ORBITAL DEBRIS
Hull
Mine Cluster
Mines
Energy
Status
Speed
Armed
AoE Dmg
Enemy Contact
⛶
Hull
Shields
Energy
SPEED
Ship Dossier
Querying shipyard archives...
Unit Brief
Technology Tree
Level Complete
Defeat
Solar System Saved!
You have defeated all alien forces across all 10 levels. The solar system is safe — for now.
Save / Load Game
Player Statistics
Usage Statistics — Solar Sentinel can track anonymous gameplay
stats (levels played, units built, combat results) stored locally in your browser.
No data leaves your device. You can view your stats from the main menu.