NASA selects Piyumi Wijesekara among four volunteers in simulated mission to Mars
68 Jason Lee, Stephanie Navarro, Shareef Al-Romaithi and Piyumi Wijesekara will step into the agency’s Human Exploration Research Analog, or HERA, on Friday, May 10. Once inside, the team will live and work like astronauts for 45 days. The crew will exit …