Euwyn Poon(@euwyn):Here are a few other things that the experts said about SpaceX: "There is no scenario in which the economics of reusable launch vehicles makes them preferable in cost to expendable launch vehicles." – Dr. Stephen Book (Aerospace Cost Analyst) "It's pretty darn hard to make that [reusability] actually save money." – Tory Bruno (CEO United Launch Alliance) "I support the encouragement of the newcomers... But I am not confident." – Neil Armstrong (Apollo 11 Commander) "I think the odds are against them." – Burt Rutan (Founder & Chief Engineer Scaled Composites) "This is not the time to experiment." – Harrison Schmitt (Apollo 17 Astronaut) "Get your boy Elon in line!"

2026.07.30 18:01

Here are a few other things that the experts said about SpaceX: "There is no scenario in which the economics of reusable launch vehicles makes them preferable in cost to expendable launch vehicles." – Dr. Stephen Book (Aerospace Cost Analyst) "It's pretty darn hard to make that [reusability] actually save money." – Tory Bruno (CEO United Launch Alliance) "I support the encouragement of the newcomers... But I am not confident." – Neil Armstrong (Apollo 11 Commander) "I think the odds are against them." – Burt Rutan (Founder & Chief Engineer Scaled Composites) "This is not the time to experiment." – Harrison Schmitt (Apollo 17 Astronaut) "Get your boy Elon in line!" – Bill Nelson (Senator)