Stellaris

Stellaris

Discover the next gen space mod!

by
181.2K Downloads
fabricneoforgeadventuretechnologyworldgen
Rent Server with this Mod

Screenshots

Mercury
Mars
Rockets !

About this Mod

Stellaris introduces an expansive and immersive space exploration experience within the familiar Minecraft universe. Players can discover new planets, moon and galaxies!

Require Fabric API & Architectury API

You need help, you have a bug that you want to report to us or you just want to speak with nice people ? Join our discord server : https://discord.gg/Xb2nPmN

Rocket Crafting and Launching: Players can craft there own rocket using our new rocket component system, allowing for progressive upgrades and customization of spacecraft.

Rockets !

Planetary Exploration: The mod adds a variety of planets and moons to explore, each with distinct environments and gravity levels. Some planets have alien flora and fauna, while others contain rare minerals and treasures.

One of the planets : Mercury

Advanced Technology and Machinery: The mod introduces new technological advancements such as advanced energy systems, machinery for resource extraction and processing, and specialized tools for space survival and exploration.

Aliens and Hostile Entities: Space is not without its dangers. Players may encounter alien species, some of which are hostile and require strategic combat to overcome.

One of the alien on Mars

Multiplayer Compatibility: The mod supports multiplayer gameplay, allowing players to embark on space adventures together, cooperate on building projects, and explore the cosmos as a team.

Customizable Options: Players can adjust various settings within the mod to tailor the difficulty and complexity of their space adventures, making it accessible to both casual players and hardcore space enthusiasts. Overall, the Minecraft Space Mod transforms the game into a vast frontier of space exploration, providing endless opportunities for adventure, creativity, and discovery. Whether you're building a thriving space colony or venturing into the unknown depths of the galaxy, this mod offers a rich and engaging experience for all Minecraft players.

Datapack and Addon Support: You can add new planet easily with datapack or create new features with addons, a wiki for developers is disponible here

Need help to start the mod ? We got you ! Well, Jav got you ! Watch his awesome tutorial about Stellaris !

Available Versions

[Neoforge 1.21] Stellaris 1.4.25release
MC 1.21, 1.21.1neoforge
July 9, 2026
[Fabric 1.21] Stellaris 1.4.25release
MC 1.21, 1.21.1fabric
July 9, 2026
[Neoforge 1.21] Stellaris 1.4.24release
MC 1.21, 1.21.1neoforge
July 4, 2026
[Fabric 1.21] Stellaris 1.4.24release
MC 1.21, 1.21.1fabric
July 4, 2026
[Neoforge 1.21] Stellaris 1.4.23release
MC 1.21, 1.21.1neoforge
May 27, 2026

How to Install Stellaris on Your Server

1

Order Server

Order a Minecraft Java server with at least 4 GB RAM (6 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.5).

3

Install Mod

Open the mod browser in the dashboard and search for "Stellaris". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricneoforge

Minecraft Versions

1.21.5, 1.21.1, 1.21 (+1 more)

Server-side

Required

Recommended RAM

6 GB(min. 4 GB)

Frequently Asked Questions

Stellaris 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 4 GB RAM is allocated and the loader matches the mod version (1.21.5). You can switch loaders with one click in the panel.

Is Stellaris compatible with fabric and neoforge?

Stellaris officially supports fabric, neoforge for Minecraft 1.21.5, 1.21.1, 1.21. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Stellaris – how to optimize performance?

Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if Stellaris 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 Stellaris with just one click on your server.

Recommended RAM
6 GBfrom €7.800000000000001/mo
Minimum 4 GB | per 5 players
Create Server Now
1-Click Mod Install
NVMe SSD Storage
DDoS Protection included

Details

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

Supported Versions

1.21.51.21.11.211.20.6