Neoforge Mods for Minecraft Java
Browse 430 free Neoforge mods for Minecraft Java — popular picks include msp, Elytra toggle, SolarSpace.
Step by step: How to install Minecraft Java mods & modpacks
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msp
Realistic orbital physics, rocket engineering, and space program progression for Minecraft. Build Create contraptions, launch them with real gravity/drag/re-entry, do science, unlock tech via FTB Quests.
Elytra toggle
This mod allows you to deactivate your elytra while flying by simply pressing the spacebar.
SolarSpace
SolarSpace Is space exploration mod based galacticraft but more planet can you explore.

Unorthodox Space Travel
A ModPack About Twisting Reality in the most bizarre ways
Cosmic Carrot Craft
Farming Centered Pack to play with friends
NeoStorage
This is a simple mod that adds a storage to save space in chests
Space Explore
This mod allows you to explore an entire galaxy of unique planets
BredExempt
Bred animals and egg-hatched chickens are automatically exempted, leaving more space for naturally spawning wildlife.
Liminality. (A liminal space mod)
A minecraft mod heavily inspired by liminal spaces, with custom ambience, dimensions, blocks, and items.
Actually Floating End Islands
Utilizing Sable physcis engine turn small end islands into floating and bobbing ones to give END more spacey feeling
浩瀚宇宙(Infinite Space)
这是一个浩瀚的宇宙,有许多维度,绿钻石红宝石青钻石黑钻石等。This is a vast universe with many dimensions, including green diamonds, red rubies, blue diamonds, and black diamonds.
FirmaLifeHardCore
A mod that completely overhauls Firmalife's cellar and greenhouse mechanics — no Climate Station required. Enclosed spaces are auto-detected via BFS floodfill with dynamic AABB tracking. Any insulating blocks form a functional cellar or greenhouse.
Terceira Guerra Mundial BR
Embark on a tech and automation saga with an expert-style progression through Ages, evolving from rustic engineering to interplanetary exploration.
Bordecor 's GalaxyExplorer
Embark on an interstellar adventure exploring distant galaxies, planets, and cosmic wonders.
Cobblemon Planet
A modpack centered around the Cobblemon mod with quality-of-life enhancements and performance optimizations.
Stellar Roots
Stellar Roots is a complete 1.21.1 modpack for everyone! Explore the world or let the quests inspire you through Tech, Magic, Farming or even Space!
Shadowed´s Infinite (Dark) Fireworks Rockets
Adds the Dark Firework Rocket, an infinite firework rocket upgradeable with netherite that allows you to change flight durations on the fly with Elytra!.
Aero Science Program
Sable & Create Addon: Adds research experiments inspired by Kerbal Space Program
Create: Schematic Void
A block for the Create mod that allows the Schematicannon to print empty spaces without temporary filler blocks.
Aquatic Creatures
Did you know we know most about the space than own ours oceans? I want to make you feel that with this mod
Cobblemon // Project: Spacetime
A Cobblemon side-mod that adds space-time distortions to Cobblemon, inspired by Pokemon Legends: Arceus.
Dogs Compact Blocks
Compacts Block to Save you Space
Operation: gregtech to space
Operation: Gregtech to space has been initiated. Players get ready to go to space to unlock gregtech
ItsJustABackpack
well uhh, its a mod, that uhh, adds a backpack... which gives you like storage space and stuff...
Space's Better Stuff
This mod aims to add many improvements to the game such as an End Update, Deep Dark Update and much much more. The current version of the mod has added new features in the end; the mod is in active development and will continue to receive new features!
Pixelmon: No More Ultra Space
No More Ultra Space [Pixelmon Sidemod] removes Ultra Space and wormholes for good, relocating every Ultra Beast into matching overworld biomes with beast chests, horde battles, and ultra terrain blocks all aquirable from the overworld.
Shampoo Craft
A "Kitchen Sink" type modpack focused on Space,Automation and Destruction!
Create: Wrenchable Blocks+
Create: Wrenchable Blocks+ lets you configure which blocks can be picked up with the Create Wrench using a simple JSON file. Supports individual blocks, Block Tags, entire mod namespaces, and block exclusions.
Create Nested Factory
A NeoForge mod for Minecraft 1.21.1 that adds nestable factory spaces and integrates with the Create mod's logistics and kinetic systems.

CPWN Pack 2
The latest modpack for the CPWN server community, by Planet One.
Smeshariki: Otherworld
A mod featuring diverse space content in the spirit of Galacticraft.
thehaj.space
official thehaj.space modpack :3
Mob Rockets
Send hostile Overworld mobs on an explosive one-way firework rocket ride! For hand-held, crossbow, and elytra use.
GalaxyByne's Economy
Run your own realistic bank with this server economy datapack!
Create Infinity By Alperca
The ultimate 1.21.1 Create experience. Automate heavy industry with TFMG, build functional airships with Create Aeronautics, and launch into the cosmos with Creating Space.

Planet - Border teleport
Border-teleport mod: teleports entities crossing world borders (±326) to opposite side. Perfect for 1:326 Earth maps. Open-source (remix allowed, but must keep code open).