More Realistic Skies: Astrocraft Addon

More Realistic Skies: Astrocraft Addon

first you should research Astrocraft by pymsrps, but in short currently it adds alot of stuff to the mod making its skies even more accurate.

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1.6K Downloads
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Screenshots

Milky way with bluer sky

About this Mod

Hello!, this is a mod that adds on to the mod Astrocraft making its skies more realistic!

IMPORTANT: make sure that the version of Astrocraft your using is 1.5.1+1.20.1.

Features:
Nodal and Apsidal precession: while it is true that astrocraft adds that it only adds it to moons but this adds to planets too!,
Custom Axial Tilts (you can edit axial tilts in the base mod but those tilts are locked and every planet will have the same tilt) + Axial tilt variation: you can choose the axial tilt with a minimum and maximum value and an axial tilt variation period!,
Custom Day Lengths + Custom Sky Colors: this mod allows you to have custom day lengths with custom sky colors matching up with the lengths! NOTE: these are solar day lengths not rotational periods, and more!

Planned Features:
Barycentric orbits, axial precession, axial tilt based off of orbital planes.
Credits: Me!, pymsrps for Astrocraft, shedaniel for cloth config, modmuss50 and Prospector for Mod Menu.

Available Versions

Most Realistic Skies: Astrocraft Addon v1.2.5-release+1.20.1release
MC 1.20.1fabric
November 8, 2025
Most Realistic Skies: Astrocraft Addon v1.2.0-release+1.20.1release
MC 1.20.1fabric
October 26, 2025
Most Realistic Skies: Astrocraft Addon v1.1.2-release+1.20.1release
MC 1.20.1fabric
October 24, 2025
BROKENrelease
MC 1.20.1fabric
October 24, 2025
Most Realistic Skies: Astrocraft Addon v1.1.1-release+1.20.1release
MC 1.20.1fabric
October 22, 2025

How to Install More Realistic Skies: Astrocraft Addon on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.20.6).

3

Install Mod

Open the mod browser in the dashboard and search for "More Realistic Skies: Astrocraft Addon". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.20.6, 1.20.5, 1.20.4 (+3 more)

Server-side

Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

More Realistic Skies: Astrocraft Addon server crashes on startup – what to do?

Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.6). You can switch loaders with one click in the panel.

Is More Realistic Skies: Astrocraft Addon compatible with fabric?

More Realistic Skies: Astrocraft Addon officially supports fabric for Minecraft 1.20.6, 1.20.5, 1.20.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with More Realistic Skies: Astrocraft Addon – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if More Realistic Skies: Astrocraft Addon consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.

Rent Modded Server

Install More Realistic Skies: Astrocraft Addon with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
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NVMe SSD Storage
DDoS Protection included

Details

License
Creative Commons Attribution Non Commercial Share Alike 4.0 International
Server-side
Unsupported

Supported Versions

1.20.61.20.51.20.41.20.31.20.21.20.1