Browse our collection of inspirational, wise, and humorous Space sayings and Space Quotes
The Universe is under no obligation to make sense to you.
The Earth is the cradle of humanity, but mankind cannot stay in the cradle forever.
Space is an inspirational concept that allows you to dream big.
There are no passengers on spaceship earth. We are all crew.
Hey sky, take off your hat, I'm on my way!
At night, when the sky is full of stars and the sea is still you get the wonderful sensation that you are floating in space.
I would like to die on Mars. Just not on impact.
I think the universe is pure geometry - basically, a beautiful shape twisting around and dancing over space-time.
The scientific theory I like best is that the rings of Saturn are composed entirely of lost airline luggage.
It's a very sobering feeling to be up in space and realize that one's safety factor was determined by the lowest bidder on a government contract.
Whenever I gaze up at the moon, I feel like I'm on a time machine. I am back to that precious pinpoint of time, standing on the foreboding - yet beautiful - Sea of Tranquility. I could see our shining blue planet Earth poised in the darkness of space.
The stars don't look bigger, but they do look brighter.
The moon is a friend for the lonesome to talk to.
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.
Space isn't remote at all. It's only an hour's drive away if your car could go straight upwards.
Oh, don't let's ask for the moon. We've already got the stars.
When you look at the stars and the galaxy, you feel that you are not just from any particular piece of land, but from the solar system.
One in 200 stars has habitable Earth-like planets surrounding it - in the galaxy, half a billion stars have Earth-like planets going around them - that's huge, half a billion. So when we look at the night sky, it makes sense that someone is looking back at us.
You cannot look up at the night sky on the Planet Earth and not wonder what it's like to be up there amongst the stars. And I always look up at the moon and see it as the single most romantic place within the cosmos.
We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the Universe. That makes us something very special.
When you're getting ready to launch into space, you're sitting on a big explosion waiting to happen.
Space exploration is a force of nature unto itself that no other force in society can rival.
The dinosaurs became extinct because they didn't have a space program.
If you are in a spaceship that is traveling at the speed of light, and you turn on the headlights, does anything happen?
The world, when you look at it, it just can't be random. I mean, it's so different than the vast emptiness that is everything else, and even all the other planets we've seen, at least in our solar system, none of them even remotely resemble the precious life-giving nature of our own planet.
You never enjoy the world aright, till the sea itself floweth in your veins, till you are clothed with the heavens and crowned with the stars.
They say any landing you can walk away from is a good one.
Do you realize that if you fall into a black hole, you will see the entire future of the Universe unfold in front of you in a matter of moments and you will emerge into another space-time created by the singularity of the black hole you just fell into?
I see Earth! It is so beautiful!
Modern science says: 'The sun is the past, the earth is the present, the moon is the future.' From an incandescent mass we have originated, and into a frozen mass we shall turn. Merciless is the law of nature, and rapidly and irresistibly we are drawn to our doom.
That's one small step for a man, one giant leap for mankind.
The black holes of nature are the most perfect macroscopic objects there are in the universe: the only elements in their construction are our concepts of space and time.
After one look at this planet any visitor from outer space would say 'I want to see the manager.'
It suddenly struck me that that tiny pea, pretty and blue, was the Earth. I put up my thumb and shut one eye, and my thumb blotted out the planet Earth. I didn't feel like a giant. I felt very, very small.
Time travel used to be thought of as just science fiction, but Einstein's general theory of relativity allows for the possibility that we could warp space-time so much that you could go off in a rocket and return before you set out.
Once you've been in space, you appreciate how small and fragile the Earth is.
When you launch in a rocket, you're not really flying that rocket. You're just sort of hanging on.
I think we are at the dawn of a new era in commercial space exploration.
It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.
We travel together, passengers on a little spaceship, dependent on its vulnerable reserves of air and soil, all committed, for our safety, to its security and peace. Preserved from annihilation only by the care, the work and the love we give our fragile craft.
There is a fifth dimension, beyond that which is known to man. It is a dimension as vast as space and as timeless as infinity. It is the middle ground between light and shadow, between science and superstition.
If the Earth gets hit by an asteroid, it's game over. It's control-alt-delete for civilization.
Land on Mars, a round-trip ticket - half a million dollars. It can be done.
I don't think the human race will survive the next thousand years, unless we spread into space.
Man must at all costs overcome the Earth's gravity and have, in reserve, the space at least of the Solar System.
Space exploration promised us alien life, lucrative planetary mining, and fabulous lunar colonies. News flash, ladies and gents: Space is nearly empty. It's a sterile vacuum, filled mostly with the junk we put up there.
What is the use of a house if you haven't got a tolerable planet to put it on?
Houston, Tranquillity Base here. The Eagle has landed.
Who are we? We find that we live on an insignificant planet of a humdrum star lost in a galaxy tucked away in some forgotten corner of a universe in which there are far more galaxies than people.
Those are the same stars, and that is the same moon, that look down upon your brothers and sisters, and which they see as they look up to them, though they are ever so far away from us, and each other.
I'd love to go back to space, I don't know any astronaut who doesn't want to.
I don't know what you could say about a day in which you have seen four beautiful sunsets.
We are not going to be able to operate our Spaceship Earth successfully nor for much longer unless we see it as a whole spaceship and our fate as common. It has to be everybody or nobody.
The eternal silence of these infinite spaces frightens me.
What can we gain by sailing to the moon if we are not able to cross the abyss that separates us from ourselves? This is the most important of all voyages of discovery, and without it, all the rest are not only useless, but disastrous.
What we observe as material bodies and forces are nothing but shapes and variations in the structure of space.
If the Sun and Moon should ever doubt, they'd immediately go out.
Mining asteroids will ultimately benefit humanity on and off the Earth in a multitude of ways.
I think we're going to the moon because it's in the nature of the human being to face challenges. It's by the nature of his deep inner soul... we're required to do these things just as salmon swim upstream.
The rockets and the satellites, spaceships that we're creating now, we're pollinating the universe.

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