There are many popular Minecraft mods out there, one of which is Advanced Rocketry for Java Edition. This mod adds a realistic and immersive space exploration experience to the game.

In Minecraft Java Edition, players can press the F3 button on their keyboard to bring up a debug screen. Your login session has expired. Please logout and login again.

Download the "Installer.jar" file (this is an executable java archive). Double click to run it. Left click on the menu button to see all 4 options. Be sure to view the readme first. Click "Install Mod ...