$18,000 to stay in bed? Living in a BioDome? Here’s more information about NASA’s Terranauts.
https://www.theatlantic.com/health/archive/2013/09/-18-000-to-lie-in-bed-for-70-days/279869/
http://www.newyorker.com/tech/elements/in-space-no-one-can-hear-your-takeout-order
http://www.businessinsider.com/man-spent-two-years-in-biosphere-2015-3