There are 2 repositories under galacticraft topic.
The classic space mod, rewritten for modern versions of Minecraft.
An advanced Space Dimension Mod for Minecraft
An add-on adds new exotic planets into Galacticraft!
Addon API for modern versions of Galacticraft.
An adventurous space exploration add-on mod for Galacticraft.
Galacticraft-Addon: GalacticTweaks - Tweakin GC Since Covid-19
Galacticraft-Addon: Adding Exoplanets to Galacticraft
Aeon Extension Patch is a Minecraft resource pack that fixes and fills in the gaps of the original Aeon, and adds support to the mods Galacticraft, Mekanism, Modular Power Armor, Dynamic Surroundings, Bibliocraft etc.
circular planet textures for galacticraft
Rotate the spaceship and shoot asteroids before the ship gets destroyed.