This mod adds a completely new type of ore to the game called "Uranus", and from it you can make a reactor, an atomic bomb, jet coal, a pickaxe, a grenade and other things that will be available for crafting from this ore block, as well as at night the "Mutant" mob will appear, which will have radioactive green eyes.

Instructions or how to install a mod for Minecraft 1.7.10:

1. Install Minecraft Forge

2. Download the archive with the mod and transfer it to the .minecraft/mods folder