Forge Mods for Minecraft Java
Browse 20 free Forge mods for Minecraft Java — popular picks include Ad Astra: Planets+, Beyond Oxygen Fix, Dragon Block Noea.
Step by step: How to install Minecraft Java mods & modpacks
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Ad Astra: Planets+
Adds more planets moons and star systems to explore in Ad Astra!
Beyond Oxygen Fix
Fixes a bug in beyond oxygen where the mod's oxygen/breathing mechanic breaks vanilla and modded air supply systems in non-space dimensions.
Dragon Block Noea
Launch a space pod, touch down on an unfamiliar world and find your next challenge. Build a fighter with the new races, combine powers through fusion and take that training into tournaments and raid bosses.
Helldivers : Crafted Democracy
Spread Liberty to new worlds Helldiver! - Explore a host of worlds in need of liberation across the Galaxy! and crush the foes of freedom with the selection of weapons, armor and stratagems provided to you by S.E.A.F High Command! [ - This mod in Beta - ]

Ragex's Nuclear Tech
A sci-fi chemistry learning tool about space, science, immersion and of course Nuclear Tech.
Galaxy Superheroes
This addon for palladium adds new Heroes! Like a Galactus!
Beyond The Stars
Beyond The Stars (BYTS) is an addon for Cosmic Horizons that reworks the solar system to give you 47 new planets to explore.
Pacific's Specifics
This is a addon to "Cosmic Horizons" that adds some crafting recipes for the steel, titanium, and nickel and makes it possible to play in survival!
The Dulling
A Cosmic Horror Story with Bosses, Dimensions, Magic, and more!
Dimensional Sickness
These dimensions were not meant for you. A cosmic-horror mechanic that punishes players who linger too long in isolated spaces with a fatal sickness.
Minestuck: Rocketry
Allows Ad Astra rockets to fly to Minestuck's Skaia and Hivecraft's Alternia dimensions
Ad Astra: Planet Screen Expanded
A scripted expansion of Ad Astra's planet screen.
headspace.
Add a unique blend of pocket dimension gameplay and mental health metrics to your Minecraft world!
Opa Pa Displacement Of Realities
A mod that reworks the game's progression and adds several new features. explore world, build factories, explore space, but for now, that's in progress. For more information, see the description.
Scafandr Mod (1.20.1) – Survive in Ruined Cities and Build Underground Bunkers
Scafandr Mod places you inside a survival bunker surrounded by a vast abandoned city. You must equip a functional orange spacesuit, search empty city blocks for supplies, and upgrade your base station. The mod brings a full story campaign with unique NPCs, world-traveling mechanics, and pocket dimensions to explore. Features: Spawns an endless abandoned city […]
TARDIS Refined Mod (1.20.1, 1.19.2) – Time and Space Adventures Await
TARDIS Refined Mod is a Doctor Who-inspired mod that enhances the TARDIS experience in Minecraft. This mod introduces an advanced, customizable TARDIS, allowing players to travel across dimensions and time with improved mechanics and visuals. Features: Fully functional TARDIS with controls for time and space travel. Customizable TARDIS exterior, desktop theme, and console unit. Faithful […]
NasaTweaker Mod (1.12.2) – Enhance Galacticraft
NasaTweaker Mod expands Galacticraft by adding CraftTweaker support for its machines, allowing players to customize recipes and functions for Galacticraft machinery. This mod is ideal for players who want more control over the processing and crafting mechanics within their space exploration setup, providing flexibility and customization for a more tailored experience. Features: Offers recipe customization […]
Hammerspace
Hammerspace is a mod where players can make controllers and carry dimensions in their pocket!
Future of Humanity
A semi-hard science expansion to Minecraft that adds tech and space themed stuff.
KingCraft [FORGE]
Travel to a different planet? Fight new bosses? Discover new game mechanics? Welcome here.