© 2026

Azure Moon Games Ltd. · 2024
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In the distant future, humanity scours alien worlds for valuable resources to fuel expansion. They encounter a machine-race powered by sentient artificial intelligence that spans the galaxy and competes for control across the stars. As Commander, you are tasked with meeting this challenge and securing dominance for humanity.
Protect vital outposts and build a foothold across alien worlds scattered across the cosmos, each containing precious resources that could turn the tides of war.
Ad Astra is a Tower Defense experience with 3 game modes - Quick, Standard, and Infinite. Manage your base while juggling defenses against an ever-strengthening foe. Balance base-building and defense infrastructure to survive.
Construct resource-gathering structures while defending them from incoming hordes. Balance structure deployment with defenses to counter the incoming machine-hordes.
Deploy futuristic towers equipped with destructive cannons, laser arrays, and missile salvos. Be warned: you can destroy your own infrastructure if you're not careful. Mind your line of fire, Commander.
Advance towers through Tiers 1-3 to keep up with strengthening enemy tides. Balance harvesting advanced metals, gases, and composites to build more powerful defensive tiers.
Face multiple alien machine species, each with unique strengths and weaknesses. Adapt strategies to counter armored mecha-beasts, swift infiltrators, shielded behemoths, and bio-mechanical swarms.
Defend outposts across 3 biomes and 9 levels with varying terrains - from rocky hills to icy alien moons and scorching deserts. Each environment presents unique ambience and challenges.
Enjoy epic retro arcade sci-fi tunes by Ovani Sound. Use the Music Player to find favorite beats and adjust independent sound sliders.
Runs on Steam Deck with Low graphical settings. Steam Cloud saves let you pick up where you left off on any PC or Steam Deck.
Earn Achievements as you conquer challenges others could not withstand.
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