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Watch trailer on Steam ↗Solar Defense
Ballant Studios · Published by Ballant Studios
Content notice: Cartoon Violence, Blood and depictions of War.
1 user reviews — 100% positive (1 reviews) · 20 achievements
Last updated 28 Sept 2026
Solar Defense is a Military Sci-Fi inspired Tower Defense game focused heavily on strategy and decision making. Defend key locations and repel the Pilakarr forces back to their home world to end their attack and bring an end to this war.
£4.29
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Price history
Action, Indie, Strategy, Casual · 2026 · More under £5 games
Command your defenses to repel the Pilakarr forces in Solar Defense, a 2026 strategy and action-packed tower defense game by Ballant Studios.
About this game
The year is 2670, humanity has begun its outward colonial expansion into the stars, the HEC (Human-Earth Coalition) began setting up colonies on the Moon, Venus and Mars. upon expanding out into the Exo-Planets they began scouting Jupiter's moon of IO, where they discovered strange readings. This would lead them to discovering another space faring race known as the Pilakarr, a humanoid species that lives on their home world of IO and their outer colony of Europa.
The two entities the HEC and the PPU (Pilakarrian Planetary Union) would begin trying to establish economic trade, but a mistranslation led to a HEC trade caravan being attacked by the PPU. This would set off a war between the two nations. The PPU were quick to launch their assault on the desert world of Mars, they would capture the Martian capital of New Olympus within weeks. The HEC Generals are scrambling as the PPU are making their preparations to attack the HEC Capitol of Earth.
Take command of the human defenses in a traditional Tower Defense style game. Then repel the invading forces by creating your counter assaults to invade their territory, use military strategy to determine which towers will be best suited for the defenses. Bring home glory for the HEC. Explore a linear story to defend Earth and her colonies and be remembered as a hero, you will work alongside several generals who will aid your journey towards solving this conflict.
System Requirements
Will my PC run this? →Minimum
- OS: Windows 10
- Processor: Intel i3 or newer
Recommended
- OS: Windows 11
- Processor: Intel i3 or newer
Supported Languages
Latest news
Patch NotesOfficial
1.0 Update
Hello everyone our new 1.0 update is now live, thank you for your support of our teams first project as we continue to move forwards in our game development journey. Changelog: - various bug fixes - stage reworks - energy bug fixed - new enemy unitsRead full article on Community Announcements (GoodKing205)Patch NotesOfficial
Patch 1 Update
Changelog: - Stage 3 money bug fixed - fixed error where money doesn't go up after it hits max - stage 1-4 stage reworks - enemy AI rework, allows for shooting while moving, stop and shoot and no shoot enemy types. - checkpoint items for RTD segments - fixed enemy unit audios not adjusting audio levels - Projectile targeting fixed - 2x2 tower ghosting bug fixedRead full article on Community Announcements (GoodKing205)AnnouncementsOfficial
Beta 2
We’re excited to announce that our second beta test is officially happening on Sunday, November 30th starting at 10 pm CST — and we’re leveling things up this time. For this round, testers will be diving into: Level 1 – updated based on your previous feedback Level 2 – brand-new challenges and tuning Reverse Tower Defense Mechanics – yes, you read that right! You’ll get to experience the new system where you take the offensive. We can’t wait to hear what you think of how it plays. Your feedback is huge for us, so please share any thoughts, bugs, balance notes, or ideas in the feedback channel! Thank you all for helping us shape this game — we’re excited to see how you tackle the new content.Read full article on Community Announcements (GoodKing205)AnnouncementsOfficial
Solar Defense Beta!
Hello Everyone! The time has come for the first beta test phase of our game: Solar Defense. In this playtest you will be given access to the first stage of the game to help us test gameplay, balancing and functionality of the game. Here is a list of the following commonly encountered bugs: Known Issues: Steam achievements not working fullyOccasional issues where mission passed screen doesn't loadOccasional issue where dialogue menu doesn't pop up in gameTower health bar disappears when deselecting towers/upgrading towersTower upgrade menu rotates with towersRead full article on Community Announcements (GoodKing205)AnnouncementsOfficial
Solar Defense Beta Testing Phase 1
Greetings everyone! the time has finally come to join our first ever Solar Defense Beta testing period. This will mark the first of three play tests we will be conducting before we officially launch our game (Holiday 2025, more info coming soon). In this first play test you will have access to our first level of the game to help us test gameplay mechanics, balancing and bug tracking. To engage with our team and other tester directly join our new public Discord server at the following link:https://discord.gg/6QJddAGCrr from here you can talk and report issues directly to our team!Read full article on Community Announcements (GoodKing205)
