NASA Astronaut Tracy Caldwell Dyson and #TheMartian actress Jessica Chastain sit down to talk about space exploration and our #JourneyToMars | NASA - National Aeronautics and Space Administration

Astronaut Tracy Dyson and her crewmates are safely home on Earth after today's Soyuz landing at 7:59 a.m. EDT (1159 UTC). Dyson has completed a six-month research mission on the International Space Station, her third spaceflight: https://go.nasa.gov/3Bij6wH | NASA - National Aeronautics and Space Administration

Astronaut Tracy C. Dyson returns home Sept. 23, concluding a six-month mission on the International Space Station. Her research highlights include an experiment that could improve delivery of respiratory treatments, and a tech demo operating robots from orbit: https://go.nasa.gov/4etwtbM | NASA - National Aeronautics and Space Administration