Space Combat Simulator

The battle for control of the solar system begins with warships designed for deadly space combat. Real physics. Exotic weapons. Crippling heat. Command your fleet, take on enemy forces and fight for the survival of Earth.

  01 · Incoming transmission CH 01

Announcement trailer

The battle for the solar system begins, with two navies fighting for the future of all humanity.

RECMONOLITHIC · FEED 01TC 00:00.00
Announcement trailer · In-engine Runtime · 2:52
  02 · Ship systems 05 entries

Deadly space combat

Capitals is space combat reimagined. Powerful ships from two different factions collide with beam weapons, missiles, point defense systems and rail guns at heart-pounding closing speeds.

Heat and weapons

A dynamic battlefield

Manage your heat, weapon systems and flight controls to get the optimal attack vectors on the enemy while commanding your fleet using the tactical HUD.

  • WeaponsBeams · Missiles · Rail guns
  • ThermalRadiators, heat per shot
  • DamagePer material, per zone
Orbital mechanics

Real physics

Ships move under real two-body gravity. Planets and moons shape your battle strategy: adjust to avoid impacts, or use them to your advantage.

  • GravityTwo-body, real orbits
  • PlanningTurn-based burn plans
  • Real timeInside 300 km
Fleet command

Command a fleet. Battle your friends

Choose your flagship and give orders to your wingmen: intercept, strafe, form up, break. In the Battle Room you build both fleets, pick the theater and fight. Play against the AI or battle your friends online or on LAN - with a PC or Mac

  • OrdersIntercept · Strafe · Form · Break
  • SkirmishBoth fleets, any theater
  • MultiplayerOnline · LAN · PC & Mac
Campaign

Single player campaign

The Inner Worlds Alliance is under constant attack by Europa Ascendancy forces as they try to reclaim the solar system. Nowhere is safe. Command your loyal crew through tough assignments, take command of more powerful ships, and push the EA forces away from Earth.

  • FactionInner Worlds Alliance
  • EnemyEuropa Ascendancy
  • PicturedMuir Interplanetary Transport
Solar system

Full 1:1 solar system scale with all planets and moons

From Mercury to Pluto, it’s all there. Every planet, every moon. Fly massive interplanetary torch ships to far-out planets and plan attack courses between Jupiter’s moons.

  • Scale1:1
  • RangeMercury to Pluto
  • PicturedIWA ship at Jupiter
  03 · Order of battle 2 navies

Two navies

Both sides are playable. They do not fight the same way.

IWA roundelIWA

Inner Worlds Alliance

White tubular hulls and a blue identity. Fast, accurate and fragile. The IWA wins by seeing first and shooting first: lasers, drone wings and clean firing solutions.

  • Accurate
  • Fast
  • Lasers
  • Drones
EA hexagonEA

Europa Ascendancy

Grey hexagonal hulls and an orange identity. Tanky and patient. The EA wins at range: long-range sniper cannons, walls of missiles, shields and minefields.

  • Armoured
  • Long range
  • Missiles
  • Shields
Fleet register · 12 hulls
  04 · Battle Room theaters 05 locations

Choose the ground

Where you fight decides how you fight. A moon’s horizon blocks line of sight; ring ice soaks up fire; open space hides nothing.

…and many more

  Steam · Coming soon

Take command

Wishlist CAPITALS on Steam and you will hear the moment the free Next Fest demo goes live.