Research scientist Kelly Haston, structural engineer Ross Brockwell, emergency medicine physician Nathan Jones and US Navy microbiologist Anca Selariu were locked into the virtual planet at the Johnson Space Center in Houston, Texas, on Sunday as part of the first of a three-year-long simulation study by the space agency.
NASA launched its CHAPEA mission just yesterday, which saw four volunteers head into a Mars simulation in Houston, Texas, where they will spend the next year.