Quote by Brian Tracy

After the Challenger accident, NASA put in a lot of time to improve the safety of the space shuttle to fix the things that…

— Sally Ride

Challenger was lost because NASA came to believe its own propaganda. The agency's deeply impacted cultural hubris had it that technology-engineering-would always triumph over…

— William E. Burrows

NASA is doing nothing but development. They're not doing research in manned spaceflight at all and I see no reason for them to do…

— Burt Rutan

Every astronaut flew into space for a living. But while NASA has not solved the security problems, I would not put me back into…

— Ulrich Walter

NASA works for the White House. There are many at NASA that wish they were building a modern replacement for the Shuttle. However, they…

— Burt Rutan

Maybe the purpose of the space program [NASA] is to prepare the world for Big Brother - the New World Order.

— Kent Hovind

The space shuttle was designed, at least in part, to broaden our knowledge of the universe. To scientists, the vehicle was a tool; to…

— Henry Petroski

I think both the space shuttle program and the International Space Station program have not really lived up to their expectations.

— Buzz Aldrin

The vast majority of the shuttle program was a success. We learned so much about how a reusable spacecraft interacts with its environment, how…

— Eileen Collins

It's unfortunate, but I know it's the right thing to do to end the shuttle program. If we want to do other things, we…

— Shannon Walker

Well, with so many space shuttle missions that we've done, I think it's just sort of natural that each one hasn't necessarily gotten the…

— Ellen Ochoa

The space shuttle is a better and safer rocket than it was before the Challenger accident.

— Sally Ride