The No Man’s Sky Companions Update (Version 3.21) has just dropped, the second update patch for the Companions update, and these companions are more than mere pets. Here are the full Patch Notes with all the news covering the new features including Gene Sequencing to create your own special Fauna Companion, 6 Pet Slots and how to unlock them, the ability to adopt any Fauna you find that can be tamed and more including many extra bug fixes and Quality of Life changes