Joining Benthaus on the flight are:
-Joel Hyde, a physicist, quantitative investor, and retired hedge fund partner whose interest in space began after witnessing a Space Shuttle launch in 1988.
-Hans Koenigsmann, a veteran aerospace engineer and former SpaceX executive known for his work on reusable rocket technology.
-Neal Milch, a business executive and board chair at Jackson Laboratory, where he promotes genetic research and medical innovation.