The crew comes back to Earth. The Habitat is a production of Gimlet Media. It’s produced by Lynn Levy, Peter Bresnan, and Megan Tan. Our editors are Alex Blumberg, Jorge Just, Caitlin Kenney, and Blythe Terrell. Additional reporting in this episode by Eric Eddings. Music, sound design, and mixing by Haley Shaw. With help from Bobby Lord. Music supervision by Matthew Boll. Our credits music in this episode is performed by The Weather Station, and written by David Bowie. Our fact checker is Michelle Harris. Thanks to The University of Hawaii at Manoa, thanks to Tristan’s family, Carmel’s family and Lynn's family. Thanks to Dave Ruder. And a very special thanks to the HI-SEAS crew: Andrzej, Christiane, Cyprien, Carmel, Shey, and Tristan. You can listen to the official soundtrack for The Habitat on Bandcamp (www.thehabitat.bandcamp.com) or Soundcloud (www.soundcloud.com/gimletmedia/sets/the-habitat-soundtrack). To find a list of our sponsors and show-related promo codes, go to gimlet.media/OurAdvertisers. Learn more about your ad choices. Visit podcastchoices.com/adchoices