Four NASA crew members are about to spend 30 days in isolation to simulate the living conditions of a journey to a Near-Earth asteroid.

Four NASA crew members are set to spend 30 days in isolation that will simulate a journey to a Near-Earth asteroid. 
According to the space agency, "This 30 day mission will help our researchers learn how isolation and close quarters affect individual and group behavior. This study at our Johnson Space Center prepares us for long duration space missions, like a trip to an asteroid or even to Mars." 
They'll be living in the Human Research Exploration Analog, where duties will include include raising plants and brine shrimp. They'll also complete a run-through of an emergency scenario where they have to pilot through debris. Oh, and they won't have Inter