SpaceX returned human spaceflight to the United States, and no one is close to doing that other than them. — Jared Isaacman Copy Share Image
I don't know that there's ever been a human spaceflight mission that did not have some anomaly. — Jared Isaacman Copy Share Image
The astronaut corps is a very small part of a very large team that enables human spaceflight. — Anne McClain Copy Share Image
SpaceX is not going to put us up into orbital spaceflight unprepared. — Jared Isaacman Copy Share Image
I'm not in favor of manned spaceflight, because I don't see that it goes anywhere. — Sandra Faber Copy Share Image
Spaceflight isn't just about doing experiments, it's about an extension of human culture. — Chris Hadfield Copy Share Image
Having a diverse suite of U.S.-manned spaceflight systems to access space is inherently robust. — Alan Stern Copy Share Image
At no time, when the astronauts were in space were they alone, there was a constant surveillance by UFOs. — Scott Carpenter Copy Share Image
Manned spaceflight has lost its glamour - understandably so, because it hardly seems inspiring, 40 years after Apollo, for astronauts merely to… — Martin Rees Copy Share Image
People are genuinely interested about what it's like to experience spaceflight and try to get some of our perspectives on it. — Anne McClain Copy Share Image
I think we need someone in a responsible political position to have the courage to say, 'Let's terminate human spaceflight.' — James Van Allen Copy Share Image
As I'm sure you may know, I'm planning to become a spaceflight participant and have been recently approved to begin my spaceflight… — Sarah Brightman Copy Share Image
Competition-driven innovation and price pressure that commercial practices foster can only make human spaceflight ever more common and U.S. leadership in this… — Alan Stern Copy Share Image
Of course risk is part of spaceflight. We accept some of that to achieve greater goals in exploration and find out more… — Lisa Nowak Copy Share Image
NASA is doing nothing but development. They're not doing research in manned spaceflight at all and I see no reason for them… — Burt Rutan Copy Share Image
The unprecedented success of the Falcon 9's inaugural launch clearly demonstrates that it's possible to dramatically reduce the cost of human spaceflight… — Robert Bigelow Copy Share Image
We're working to lower the cost of spaceflight so that many people can afford to go and so that we humans can… — Jeff Bezos Copy Share Image
I would not say that female cosmonauts are not welcomed in the Russian space program. I must say, however, that all spaceflight… — Valentina Tereshkova Copy Share Image
If people can see Earth from up here, see it without those borders, see it without any differences in race or religion,… — Anousheh Ansari Copy Share Image
Since Yuri Gagarin and Al Shepard's epoch flights in 1961, all space missions have been flown only under large, expensive government efforts.… — Burt Rutan Copy Share Image
My position is that it is high time for a calm debate on more fundamental questions. Does human spaceflight continue to serve… — James Van Allen Copy Share Image
“Spaceflight, therefore, is subversive. If they are fortunate enough to find themselves in orbit, most people, after a little meditation, have similar… — Carl Sagan Copy Share Image
I find myself now preaching about the golden age of manned spaceflight, because something went on there, within us, that we’re missing.… — Walter Cunningham Copy Share Image
Research into manned spaceflight is shifting from low-Earth orbit to destinations much further away, like Mars and the asteroid belt. But society… — Andy Weir Copy Share Image
There's a tremendously satisfying freedom associated with weightlessness. It's challenging in the absence of traction or leverage, and it requires thoughtful readjustment.… — Buzz Aldrin Copy Share Image
“The scope and audacity of John Kennedy’s May 25, 1961, message to a joint session of Congress on “Urgent National Needs”—the speech… — Carl Sagan Copy Share Image
In a dispassionate comparison of the relative values of human and robotic spaceflight, the only surviving motivation for continuing human spaceflight is… — James Van Allen Copy Share Image
Spaceflight will never tolerate carelessness, incapacity, and neglect. Somewhere, somehow, we screwed up. It could have been in design, build, or test.… — Gene Kranz Copy Share Image
“One consequence of this train of argument is that, even if civilizations commonly arise on planets throughout the Galaxy, few of them… — Carl Sagan Copy Share Image
But every crew that makes it to orbit is lucky. Spaceflight's not easy. — Anne McClain Copy Share Image
Spaceflight is a tricky business. It is definitely difficult, and I think we forget that sometime. — Kathleen Rubins Copy Share Image
Achieving something that has never existed in manned spaceflight and that is high volume and public access. — Burt Rutan Copy Share Image
The government will see that human spaceflight is useful - for science and the economy - and inspirational. — Helen Sharman Copy Share Image
Spaceflight gives us a chance to reflect on the context of our existence. We are reminded that we are human before any… — Anne McClain Copy Share Image
I am not sure what the future holds for me personally, but I envision myself continuing to work on spaceflight programs. — Peggy Whitson Copy Share Image
Spaceflight is nothing less than the exterior metaphor for the shamanic voyage. In other words, in our terms, the hallucinogenic experience. This… — Terence McKenna Copy Share Image
If NASA is to reach beyond the Moon and someday reach Mars, it must be relieved of the burden of launching people… — Bill Nye Copy Share Image
With any luck, by the time NASA's space probe hits Pluto, you'll be booking a spaceflight with a privately run suborbital airline. — Burt Rutan Copy Share Image
