 I didn't even know this was happening, but a real-life version of Biodome, but with Mars, has ended. Four volunteers returned from NASA's simulated Mars environment. They've been there for 378 days. This is in Houston. 17,000-square-foot facility full of red sand, and all communications were on a 22-minute delay. Two more missions are planned. As our current vice president, and maybe future president, Kamala Harris said, space is exciting.