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Spacemen die if they stay in one place.
You're on earth. There's no cure for that.
There's going to be space travel at some point.
Any civilization that doesn't develop space travel dies.
A zero-gravity flight is a first step toward space travel.
I believe you'll see a low Earth orbit space travel business begin.
We've gotta reinvest in space travel. We should've never left the moon.
Space travel for everyone is the next frontier in the human experience.
Science does not just drive space travel - space travel also drives science.
What SF author or fan isn't interested in human space travel? I've yet to meet one.
Aviation - and space travel, in particular - have always been especially captivating.
I thought any chance I had of space travel would be military or government-controlled.
I think you're going to see an interest in space tourism, space travel for the sake of travel.
I think space will be conquered through the mind rather than the clumsy medium of space travel.
Science fiction is filled with Martians and space travel to other planets, and things like that.
I'm obsessed with the moon and space travel, so if I could incorporate that, I'd love to go to space.
No one cares about race or religion or nationality in space travel. We're all just part of Team Human.
There are few aspects of everyday life that aren't touched by the technologies developed for space travel.
I cannot wait to get up there and experience space travel for the first time. It will be a dream come true.
Everyone gets very excited about the idea of space travel, but... it's not going to be everybody that gets to go.
Planet colonization is not a short term concern of mine. The physical limitations of space travel render it low on the list for me.
I'm happy here on the surface of the earth. If space travel ever got to be as simple as jet travel today, yeah, I'd take a jet flight to the moon.
The president felt that it was important to send an ordinary citizen to experience the excitement of space travel as a representative for all Americans.
I think that somebody with the resources and innovation and the idea is going to come out of nowhere and come up with a successful space travel program.
The reason I wanted to do 'The First Men in the Moon' was that there is something so challenging in the combination of space travel and the Edwardian period.
Man is an artifact designed for space travel. He is not designed to remain in his present biologic state any more than a tadpole is designed to remain a tadpole.
Growing up in the '60s and early '70s, with the space flight and the Apollo program, I always loved planes. I always loved rockets and I always loved space travel.
From the way that we build cars or going after space travel, I get excited about the transportation space because it's the second-highest household expense after housing.
As lifespan increases fertility rates go down all over the world. Humans will create better technology and space travel will increase. These are all good signs for the future.
I believe the biggest impediment we have right now with going to Mars is public commitment. More people need to see themselves as a part of space travel; we need to see more inclusiveness.
When a place gets crowded enough to require ID's, social collapse is not far away. It is time to go elsewhere. The best thing about space travel is that it made it possible to go elsewhere.
At the moment I'm doing this space movie, so I'm obsessed with physics and space travel. I know three months down the line it's gone. Then I'll be able to superficially say stuff about space.
The most important thing we can do is inspire young minds and to advance the kind of science, math and technology education that will help youngsters take us to the next phase of space travel.
I understand that space travel and expansion is just as much about altering ourselves, our attitudes, our social structures, our very biology, as it is about altering the places we choose to live.
I think a lot of the American people feel more than a little disappointed that the high-water mark for human exploration was 1969. The dream of human space travel has almost died for a lot of people.
I hope there will be continued U.K. investment in human spaceflight to enable Britain to benefit from space travel in the longer term and that many more Britons - women and men - will travel into space.
There is no scientific reason to think that we, even with space travel, are going to survive as a species for ever, certainly not by biting off the hand that feeds us, which is exactly what we are doing.
When it comes to the things that people really want in science fiction - like space travel - the simplest things end up causing them not to happen. Humans are 100-pound bags of water, built to live on Earth.
I think maths is the root of everything. If we understood every area of math, it would lead to improving our sense of science, physics, engineering, space travel... all those great things. Maths is a backbone for it.
Look how far the human race has come in terms of air and space travel in the last hundred years. So in the next couple of thousand years, you've got to believe that we're going to be able to do all kinds of amazing things.
All these things that we've contemplated, whether it's space travel or solutions to diseases that plague us, Ebola virus, all of these things would be a lot more tractable if the machines are trying to solve these problems.
With every inch of land on Earth now catalogued by our satellites, the stars are the next place we as a species must travel. And with a booming world population that will hit 9.1 billion in 2050, large-scale space travel may become a necessity.
When the history books are written in a thousand years, when space travel would have become routine, the moment that humans first left Earth will be of huge importance. Star City is a central part of this story and it deserves more recognition.
Point-to-point transit via low orbit could dramatically speed up international flights, connecting the world even further. And safe, consistent space travel opens up the possibility of commercial space stations, trips to the moon and exploration beyond.
While human space travel is daunting, machines - with their indefinitely long lifetimes - could travel the galaxy. It might make little difference to them that bridging the distance from one star to the next could take hundreds of thousands of years or more.
We need affordable space travel to inspire our youth, to let them know that they can experience their dreams, can set significant goals and be in a position to lead all of us to future progress in exploration, discovery and fun. Thanks to the X Prize for the inspiration.
When 'Apollo 13' appeared as an opportunity and I began to tackle that in as authentic a way as I possibly could, I really became enthralled by the philosophical side of space travel and why we need to explore - what it means to us here on Earth - all of those things. I became a huge proponent.
We have one planet in our solar system that's habitable, and that's the Earth, and space travel can transform things back here for the better. First of all, by just having people go to space and look back on this fragile planet we live on. People have come back transformed and have done fantastic things.
As you begin to create more destinations, that will naturally create a stronger economic pipeline for space. And just as we have been the leader of commercial air travel for the first century, as we look to the second century of aviation, I would expect Boeing to be the leader in both air and space travel.
You don't look at the big problem all together, because I think it's a little intimidating. So you just take it one day at a time, meet the people who are going to meet with you, for you, and who you're going to work for, and really try to do the best job that you can. That's all teamwork, and that's what space travel is about.