FILE - In this Wednesday, March 4, 2015 photo provided by NASA, astronaut Scott Kelly sits inside a Soyuz simulator at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Astronaut wannabe Rachel Zimmerman-Brachman, a public engagement specialist at NASA's Jet Propulsion Laboratory, says that isolation is a lot like astronaut training. On Thursday, March 19, 2020, she wrote on Facebook, “Attitude is everything: I'm on an adventure in a confined space…

March 20, 2020