Below Zero is an underwater adventure game set on an alien ocean world. It is a new chapter in the Subnautica universe and developed by Unknown Worlds. Return to planet 4546B. Dive into a freezing underwater adventure. Below Zero is set in an arctic region of planet 4546B. As a scientist posted to a research station on the planet's surface, you are tasked with studying alien artifacts... The Vesper space station orbits high above you, sending supplies, instructions, and receiving samples you launch from the surface.When disaster strikes the research station, you must improvise to survive: Construct habitats, scavenge for resources, hunt for food, and craft equipment