Interplanetary: Enhanced Edition is Out Now!

Date: Sat, 25 May 2024
Interplanetary Game Banner
Genre: Indie, Strategy
Developer: Team Jolly Roger
Release Date: Tue, 12 May 2015


Surprise! The shiny new Interplanetary: Enhanced Edition is available on Steam right now!

What’s New

As we have announced earlier this summer, this is a massive update for Interplanetary. So massive, that, in fact, it is its own game. Essentially, this new version is a re-build of the entire game for the sake of making it more stable, as well as better sounding and looking. It’s still the same old Interplanetary deep down, but better.

As we are taking Interplanetary to the new level, we are also expanding the geography of our community. In this version we are introducing localization into German language. More languages coming soon!

The update also includes a bunch of new features, some of which had been much requested in the last couple of years, like Online AI Bots, Reconnect and new weapons. Find the full changelog below.

How To Get the Enhanced Edition



So, how do you get a hold of a copy? If you already own the original Interplanetary, then it’s all good. The Enhanced Edition should be waiting for you in your Steam library now. Find it and get to installing.

If you don’t own a copy of the original game, you can purchase the Enhanced Edition through its separate Steam page. The initial version of the game is also included in the new version and should appear in your library automatically if you purchase the Enhanced Edition.

What Happens to the Original

The original Interplanetary will no longer be on sale as a separate package. However, for the time being, the store page and the community hub will remain open.

The Future

Though the Enhanced Edition is, in a way, completing Interplanetary, it is not absolutely final as is. Rebuilding a game from scratch hasn’t been smooth sailing, as expected. While we’ve bulldozed over most old bugs, completely new issues have periodically risen. As a matter of fact, we’re already hammering away at some upcoming fixes and we’re prepared to keep working at it for as long as we can. Please bear with us through the initial roughness.

For future patching, it’s essential that you give us feedback on your game experience. As usual, the community forum is the ideal place for that. The Enhanced Edition does have its own forum already, so join the new discussions and be excellent to each other!

Also, you can reach us on Twitter and Facebook.

Our very next feature update will see the light in just a few days and it will include localizations into several more languages: French, Spanish, Russian and Simplified Chinese.

Happy blasting!


Interplanetary: Enhanced Edition Version 1.50.1653 - August 2nd, 2017



  • Online AI Bots
  • Reconnect

    • Allows disconnected players to attempt to reconnect into an online match
    • AI now replaces disconnected players

  • Quick Targeting Mode

    • Allows for much faster targeting of many weapons in a row
    • Planet surface targeting can now be done faster by doing it simultaneously for all weapons with the 1st stage targeting completed

  • New Buildings

    • Floating Plant

      • New Power Plant, buildable on water

    • Ion Defense
        New Defense building, with defendable weapons and probabilities adjusted for all three

    • Coilcannon

      • Basically a powered up railgun, unlockable later, while Railgun is transformed into a weaker early game weapon

    • Nuclear Missile

      • A new super weapon, which leaves deadly fallout around its hit area

    • MIRV

      • A new weapon that splits when approaching an enemy planet and the fragments home into building types determined by MIRV upgrades


  • Intel System Adjustments

    • Intel View now also shows how the enemy sees you in a split-screen view
    • Enemy Tech Tree can be viewed
    • The location of once seen enemy buildings remains visible even after losing intel (optional)
    • Counterintel now works as a multiplier to building Stealth Values, instead of a flat value that needs to be surpassed with intel
    • Intel View shortcut buttons and overall intel situation now visible at the bottom of the screen in every game view

  • New Tech Tree

    • Allows chaining tech research by clicking on techs while holding SHIFT
    • Clearer visuals
    • Advanced unlockable info tooltips
    • Science can now overflow from one tech to another, allowing you to, in theory, research multiple techs in one turn
    • Science is now allocated to all available techs, if no tech research is specified

  • New Build Menu

    • Ability to set upgrades in Build Menu
    • Advanced building info tooltips
    • Locked building list

  • Quick Build Hotkey

    • Holding SHIFT while building allows you to immediately replicate the same building

  • New Weapon List

    • Ability to set upgrades in Weapon List
    • Weapon Categories
    • Weapon Sorting

  • Elliptic Orbits (optional)
  • Player Colored Projectiles

    • The projectiles are now colored according to the player who fires them (optional)

  • Renameable Buildings and Cities
  • Predicted Damage UI

    • When surface targeting, the building HP bars indicate the amount of damage the targeted attack would deal
    • Conversely, the damage caused during the previous turn is now also shown on the HP bars

  • Defense Probability Mechanic Adjustments

    • The same defense building can now have different block probabilities against different weapon types

  • Improved Game Balance "Moddability"

    • More robust data files for easier moddability

  • New Navigation Options

    • Planets can now be clicked to re-orient the camera, or double clicked to zoom in on them
    • Additional camera behavior options

  • End Turn Adjustments

    • Turn End can now be cancelled if other players have not ended their turn yet
    • Most of the UI is now usable while waiting for other players at Turn End

  • Music Adjustments

    • Added a few more short tracks
    • Action music now only plays if planets fire weapons during action phase

  • Action Phase Adjustments

    • Projectiles are now destroyed if too far from the planetary system

  • End Game Screen Adjustments

    • Smoother transition from game to End Game Screen
    • Player stats can now be viewed from the End Game Screen

  • Planet Destruction Animation

    • When a player is defeated, the planet is now consumed in fiery destruction

  • City Adjustments

    • There can now be different City types with variable sizes, stealth ratings, science production etc.

  • City Defense Projects

    • Two projects that allow a City to double as a defense building

  • New Chat Window

    • Transparency setting
    • Visual improvements

  • Saving Improvements

    • Autosaving
    • Steam Cloud Support

  • Targeting Line Adjustments

    • Graphical enhancements
    • Angle and velocity values shown
    • Maximum angle shown

  • Ruleset UI

    • Adjusted game balance files (rulesets) can be changed through Game Setup

  • Classic Balance Option

    • Classic ruleset can be selected from Game Setup, allowing players to play the original Interplanetary balance with Enhanced mechanics

  • Event Log Adjustments

    • Events now have more detailed tooltips, giving more information
    • Event graphics vary by their severity

  • Online Lobby Sorting Options
  • Localizations

    • German
    • More coming soon...

  • Graphics Overhaul
  • Audio Overhaul
  • New Balance Adjustments
  • Minor Fixes, Improvements, Adjustments and Polish Across the Board


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