The health and welfare of the crew is always paramount, all of our crew must stay in quarantine for two weeks before they launch. This ensures that they aren't sick or incubating an illness when they get to the space station, and is called' health stabilization.'.

Courtney Beasley

NASA will closely adhere to the CDC's recommendations on infection control for the coronavirus as Andrew Morgan and Jessica Meir return to Earth and begin their post-flight medical testing and readaptation period, this includes cleaning of surfaces, social distancing, emphasizing hand hygiene, encouraging NASA team members who are sick to stay home, and limiting contact with the crew members.

Courtney Beasley