Astroneer update 1.73 is available now on PS4, Steam, Xbox, and PC. According to the official Astroneer 1.73 patch notes, the Megatech Update introduces a massive DLC with new Megastructures, missions, and rewards, alongside a free update adding two Megastructures, new items, automation features, and plants. AMPP 2025 continues with high-tier crafting incentives. Apart from this, Astroneer version 1.73 adds a full PS5 port with 4k, HDR, and 60 FPS enhancements. An engine upgrade improves platform support.
Astroneer 1.73 Patch Notes – November 20, 2025
Key Highlights (Summary of Major Changes)
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Massive Megatech Update released with new DLC Megastructures, missions, and rewards.
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Free Megatech Update adds two Megastructures, new items, plants, and automation features.
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PS5 Port now available with 4K, HDR, 60 FPS, and haptics.
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Major engine upgrade applied for platform parity.
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Numerous known issues listed for upcoming fixes.
Megatech DLC
New Mission Line
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A new mission appears after completing prerequisites, guided by Beepy to unlock Megastructures technology.
New Megastructures (DLC Only)
Orbital Platform
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Planet-orbiting ring-based megastructure with consistent gravity on top.
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Built-in oxygen, player-provided power, and megastructure build compatibility.
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Includes MEGA-Mini Asteroid with multiple reshape options.
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Upgrades unlock Megastructure Component Printer and free flight.
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Supports Mega-Terrain Platforms to extend build space.
Biodome
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Planting and harvesting hub with seed-based yields, rare drops, and plant care systems.
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Upgrades add Mega-Grow Lamp and Component Printer.
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Mega-Modules include Auto-Planter, Auto-Fertilizer, Auto-Harvester, Biodome Expansions, Resource Pods, and Mega Oxygenator.
Museum
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Donation system for power, bytes, resources, and seeds with milestone perks.
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Upgrade unlocks themed displays for collection-based perks.
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Mega-Modules include Display Case Platforms and Display Cases.
DLC Rewards
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Orbital Platform: “Cosmopolitan” palette.
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Biodome: “Under the Sun” hat + Melodic Mushroom.
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Museum: “Tableau” visor.
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Completing all Megatech Missions: “Haywire” mask.
Deluxe Edition Cosmetics
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Jewel Case Palette
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En-Ambered Visor
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Gear Shift Mask
Megatech Free Update
Free Mission Lines
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Initial Megatech Missions (DLS + Intermodal Terminal) available to all players.
New Megastructures (Free Update)
Intermodal Terminal
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Automated interplanetary transport for trains → shuttles.
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Three landing pads with destination, loading, and automation settings.
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Integrated rail controls and shuttle fueling.
Distribution Launch System (DLS)
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Constructs Megastructures using deployable Construction Anchors.
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Mega-Printer Platform prints structures after resources are provided.
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Includes Component Printer for required parts.
Megatech Free Rewards
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DLS Missions: “Pardon Our Dust” hat.
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Intermodal Terminal Missions: Mega-Mini Training Shuttle plans.
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Mega-Deconstructor unlocked after printing DLS.
New Items
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Tether Dropper
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Icon Sign
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Large Gas Canister
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Large Fluid & Soil Canister
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Walkways
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Seven new decorative items: Snow Globe, Ship in a Bottle, Model Planet, Robo Bonsai, Lava Lamp, Helmet Lava Lamp, Simulated Aquarium.
New Features & Changes
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Seven new plantable plants added across planets.
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Encumbrance walk speed improved.
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EXO Chips and Seeds now supported in Resource Canisters.
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Train stations can pull items by size tier.
UI Updates
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Main Menu redesigned.
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Quit button moved to right panel with News and Players tabs.
PS5 Port
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Supports 4K, HDR, 60 FPS, advanced haptics, Lightbar, and audio interactions.
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Free upgrade from PS4 (except Japan).
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Save import supported.
Engine Upgrade
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Engine updated for cross-platform consistency.
Known Issues
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Orbital Platform: item teleport bugs, walkway issues, flight reset issues.
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Museum: Seed collections not registering.
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Creative Mode: missing DLS anchor; Melodic Mushroom incorrectly available.
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Rewards: “Pardon Our Dust” hat unavailable at launch.
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Misc: Icon Sign missing from Small Printer recipes; Megastructures destructible by Dynamite.
Previously, a big Astroneer update 1.49 the Custom Games update allows players to create unique game configurations with customizable settings, including starting planet, respawns, power and oxygen settings, research modifiers, and planet generation. Unfortunately, many players are still experiencing several issues. Today’s Astroneer version 1.73 will fix a few of these issues.
Download free Astroneer update 1.73 on PlayStation 4 and PC.
