![NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept. NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept.](https://c8.alamy.com/comp/KRHHCK/nasa-astronaut-tracy-caldwell-dyson-and-her-husband-george-attend-KRHHCK.jpg)
NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept.
![Tracy Caldwell-Dyson: Space Station capsule carrying U.S. woman astronaut arrives back on Earth | Daily Mail Online Tracy Caldwell-Dyson: Space Station capsule carrying U.S. woman astronaut arrives back on Earth | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2010/09/25/article-1315131-0B58385D000005DC-47_634x443.jpg)
Tracy Caldwell-Dyson: Space Station capsule carrying U.S. woman astronaut arrives back on Earth | Daily Mail Online
![NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept. NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept.](https://c8.alamy.com/comp/2BP32X1/portrait-astronaut-tracy-caldwell-dyson-nasa-astronaut-tracy-caldwell-dyson-pauses-for-a-portrait-while-donning-her-spacesuit-and-going-under-water-in-the-neutral-buoyancy-lab-monday-july-8-2019-at-nasas-johnson-space-center-in-houston-texas-2BP32X1.jpg)
NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept.
![Jasmin Moghbeli on X: "Thanks to #NASA photographer @Joshvalphoto for capturing this moment with my mentor, veteran #astronaut Tracy Caldwell Dyson, helping me prep to get in the NASA Neutral Bouyancy Lab Jasmin Moghbeli on X: "Thanks to #NASA photographer @Joshvalphoto for capturing this moment with my mentor, veteran #astronaut Tracy Caldwell Dyson, helping me prep to get in the NASA Neutral Bouyancy Lab](https://pbs.twimg.com/media/DsjFYgrU4AImdwu.jpg:large)
Jasmin Moghbeli on X: "Thanks to #NASA photographer @Joshvalphoto for capturing this moment with my mentor, veteran #astronaut Tracy Caldwell Dyson, helping me prep to get in the NASA Neutral Bouyancy Lab
![Quick Take: Astronaut Dr. Tracy Caldwell Dyson on living in the International Space Station - YouTube Quick Take: Astronaut Dr. Tracy Caldwell Dyson on living in the International Space Station - YouTube](https://i.ytimg.com/vi/h62lxhCP7Uc/maxresdefault.jpg)
Quick Take: Astronaut Dr. Tracy Caldwell Dyson on living in the International Space Station - YouTube
![NASA astronaut Tracy Caldwell Dyson, two Russian cosmonauts blast off from southern Kazakhstan – New York Daily News NASA astronaut Tracy Caldwell Dyson, two Russian cosmonauts blast off from southern Kazakhstan – New York Daily News](https://www.nydailynews.com/wp-content/uploads/migration/2010/04/02/YMWQTV6BOFKVB7WIT434YLAGOY.jpg?w=535)
NASA astronaut Tracy Caldwell Dyson, two Russian cosmonauts blast off from southern Kazakhstan – New York Daily News
![NASA astronaut Tracy Caldwell Dyson and her husband George Dyson arrive on the red carpet at the gala for the film 'The Martian' at the 2015 Toronto International Film Festival in Toronto NASA astronaut Tracy Caldwell Dyson and her husband George Dyson arrive on the red carpet at the gala for the film 'The Martian' at the 2015 Toronto International Film Festival in Toronto](https://l450v.alamy.com/450v/2p2ebfe/nasa-astronaut-tracy-caldwell-dyson-and-her-husband-george-dyson-arrive-on-the-red-carpet-at-the-gala-for-the-film-the-martian-at-the-2015-toronto-international-film-festival-in-toronto-on-friday-sept-11-2015-frank-gunnthe-canadian-press-via-ap-2p2ebfe.jpg)
NASA astronaut Tracy Caldwell Dyson and her husband George Dyson arrive on the red carpet at the gala for the film 'The Martian' at the 2015 Toronto International Film Festival in Toronto
![Real-Life Astronaut Tracy Caldwell Dyson on What Brad Pitt's 'Ad Astra' Got Right About Space - YouTube Real-Life Astronaut Tracy Caldwell Dyson on What Brad Pitt's 'Ad Astra' Got Right About Space - YouTube](https://i.ytimg.com/vi/CkyZFhOAAy0/maxresdefault.jpg)
Real-Life Astronaut Tracy Caldwell Dyson on What Brad Pitt's 'Ad Astra' Got Right About Space - YouTube
![NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept. NASA Astronaut Tracy Caldwell Dyson and her husband George attend the world premiere for "The Martian” on day two of the Toronto International Film Festival at the Roy Thomson Hall, Friday, Sept.](https://c8.alamy.com/comp/2BP30G4/future-of-space-stem-event-nasa-astronaut-tracy-caldwell-dyson-moderates-a-panel-discussion-with-nasa-administrator-jim-bridenstine-nasa-associate-administrator-for-the-human-exploration-and-operations-mission-directorate-bill-gerstenmaier-and-nasa-deputy-associate-administrator-for-exploration-steve-clarke-at-the-quotfuture-of-spacequot-stem-event-monday-april-29-2019-at-nasa-headquarters-in-washington-where-college-students-were-able-to-ask-the-panelists-questions-as-well-as-speak-with-two-astronauts-currently-on-the-international-space-station-nick-hague-and-christina-koch-2BP30G4.jpg)