NASA joins actress Jessica Chastain and astronaut Tracy Caldwell Dyson for a discussion of the motion picture The Martian, space exploration and science .\r<br>\r<br>During a manned mission to Mars, Astronaut Mark Watney (Matt Damon) is presumed dead after a fierce storm and left behind by his crew. But Watney has .\r<br>\r<br>Subscribe to JoBloTrailers: Jessica Chastain & Tracy Caldwell Dyson Interview - THE MARTIAN (JoBlo.com Exclusive) We sit .\r<br>\r<br>RELEASE DATE: October 2, 2015 DIRECTOR: Ridley Scott CAST: Matt Damon, Jessica Chastain, Kate Mara, Donald Glover, Chiwetel Ejiofor, Kristen Wiig, .
