Compatibility
Minecraft: Java Edition
Platforms
Supported environments
Tags
Creators
Details
🌌 Skies of the Unknown A Create + Aeronautics sky‑engineering adventure
🌠 A World Built Above the Horizon Skies of the Unknown is a sky‑engineering exploration modpack built for bold players who want to design advanced machines, fly experimental aircraft, and uncover the mysteries hidden above the world. Powered by Create, Aeronautics, and a curated selection of exploration and boss mods, this pack transforms Minecraft into a realm of drifting skylands, mechanical wonders, ancient ruins, and colossal threats.
🏛️ The Unknown Assembly of Horizons is a coalition of engineers, explorers, and sky‑researchers dedicated to pushing beyond the limits of known airspace. Formed from scattered groups of inventors and aeronauts, the Assembly united under one purpose: to uncover what lies past the edge of the horizon — and to build the machines capable of reaching it.
From drifting sky stations and cloud‑fortresses, the Assembly designs experimental aircraft, constructs living machines of gears and steam, and charts the unmapped regions of the upper world. Their inventions are legendary: silent engines, storm‑piercing airships, submarines that glide beneath the waves, and mechanical constructs that behave like creatures of the sky.
✨ Founders of the Horizon The Assembly honours the creators of the technologies that make their mission possible:
Create
Aeronautics
Big Cannons
Radar Systems
Jetpacks, Rockets, Submarines
Iris, Sodium, Flywheel
Aether, Deeper & Darker, Dungeons Arise
KubeJS, PonderJS, JEI, Jade, Xaero’s Maps
These creations form the foundation of every expedition, invention, and step into the Unknown.
✈️ Explorer Kits of the Assembly The Assembly crafts modpacks known as Explorer Kits — curated archives of their finest technologies. These kits empower new adventurers to join the mission and build their own machines, airships, and sky‑bound creations.
Every player who installs Skies of the Unknown becomes part of the Assembly’s legacy, carrying its knowledge into new worlds and new horizons.
⚔️ Realms of Danger and Discovery 🌌 The Aether A full sky dimension filled with floating islands, temples, dungeons, and mysterious sky creatures.
🕳 Deeper & Darker A void‑touched underworld dimension with eerie biomes, structures, and dangerous entities.
🏰 When Dungeons Arise Massive towers, fortresses, floating ruins, and exploration challenges across the overworld.
🔥 Cataclysm Cinematic boss fights, colossal enemies, custom arenas, and late‑game challenges.
💀 Bosses of Mass Destruction Hydra, Frosted Leviathan, Void Blossom — perfect for Create‑powered combat machines.
📦 Complete Mod List (Updated to match the current mod folder)
⚙️ Performance & Rendering Iris Shaders Iris & Oculus Flywheel Compat Sodium LDLib2 Map Distance Fix WI‑Zoom Freecam Entity Texture Features Entity Model Features
🔍 UI, Info & Mapping Jade JourneyMap JEI Shulker Box Tooltip Xaero’s Minimap Xaero’s World Map
🛠 Frameworks, Libraries & Scripting Architectury KubeJS Rhino PonderJS AzureLib Geckolib Appleskin Kotlin for Forge Cloth Config OWO Lib CerbonsAPI LionfishAPI
🎯 Combat / Tools / Utility Ritchie’s Projectile Library ShieldGrid Gravestone Better Third Person PowerGrid Physics Staff Bits ‘n’ Bobs Azimuth 3D Armor Blue Archive Halo
✈️ Aeronautics & Flight Systems Aeronautics (Bundled) Aeronautics Calibrated Aerocopycats Aero Cam Sync Aeroworks GWS Aeronautics Copycats Create Aeronautics Gyroscope Stabilizers Create Aeronautics Transmission Linkage Create Aeronautics Throwable Rope Connector Create Aeronautics Automated Logistics CR Aero Structures
🧩 Create Add‑ons / Engineering Create Create Big Cannons CBC_AT Create Enchantment Industry Create Renewed Tuff Create Propulsion Create Modern Tech Create Automatics Create Aerophysics Gantry Create Radar Create Radar Mobile Radars Create Power Loader Create Mobile Packages Create Heavitite Create Grappling Hooks Create Connected Copycats Compact Additions Cable Facades Sticky Wheels Struts Stabilized Simulated Addition Linear Bearing
🌍 Exploration & Bosses The Aether Deeper & Darker When Dungeons Arise Cataclysm Bosses of Mass Destruction
🌫 Motto of the Assembly “If the horizon ends, we build a new one.”


