Once you get to earth orbit, you're halfway to anywhere in the solar system. — Robert A. Heinlein Copy Share Image
You almost wish you could turn off the COMM and just appreciate the deafening quiet. — Rusty Schweickart Copy Share Image
The extension of life beyond Earth is the most important thing we can do as a species. — Elon Musk Copy Share Image
In the deepest sense the search for extraterrestrial intelligence is a search for ourselves. — Carl Sagan Copy Share Image
I am a stranger. I come in peace. Take me to your leader and there will be a massive reward for you… — John Glenn Copy Share Image
We should do astronomy because it is beautiful and because it is fun. We should do it because people want to know.… — John N. Bahcall Copy Share Image
... the United States was not built by those who waited and rested and wished to look behind them. This country was… — John F. Kennedy Copy Share Image
Chances are, when we meet intelligent life forms in outer space they're going to be descended from predators. — Michio Kaku Copy Share Image
Mankind is destined to step beyond his earthly bonds just as his ancestors once crawled out of the seas. Colonizing new worlds… — Charles Sheldon Copy Share Image
Roger, Tranquility. We copy you on the ground. You've got a bunch of guys about to turn blue. We're breathing again. Thanks… — Charles Duke Copy Share Image
Whoever it was who searched the heavens with a telescope and found no God would not have found the human mind if… — George Santayana Copy Share Image
Centuries hence, when current social and political problems may seem as remote as the problems of the Thirty Years' War are to… — Carl Sagan Copy Share Image
To find anything comparable with our forthcoming ventures into space, we must go back far beyond Columbus, far beyond Odysseus-far, indeed, beyond… — Arthur C. Clarke Copy Share Image
A new space race has begun, and most Americans are not even aware of it. This race is not [about] political prestige… — Ben Bova Copy Share Image
During the period of the Saturn-Apollo missions we were pilgrims in space, ranging from home in search of knowledge. Now we will… — Jimmy Carter Copy Share Image
It seemed to be a necessary ritual that he should prepare himself for sleep by meditating under the solemnity of the night… — Victor Hugo Copy Share Image
As long as we are a single-planet species, we are vulnerable to extinction by a planetwide catastrophe, natural or self-induced. Once we… — David Grinspoon Copy Share Image
I believe that this nation should commit itself to achieving the goal, before this decade is out, of landing a man on… — John F. Kennedy Copy Share Image
I would spend hours and hours gazing at the stars and wondering, what's out there? Sometimes I wondered if maybe there was… — Anousheh Ansari Copy Share Image
Today the human race is a single twig on the tree of life, a single species on a single planet. Our condition… — Robert Zubrin Copy Share Image
Let me end with an explanation of why I believe the move into space to be a human imperative. It seems to… — Gene Roddenberry Copy Share Image
The second best thing about space travel is that the distances involved make war very difficult, usually impractical, and almost always unnecessary.… — Robert A. Heinlein Copy Share Image
Vision, in my view, is the cause of the greatest benefit to us, inasmuch as none of the accounts now given concerning… — Plato Copy Share Image
In less than 70 hours, three astronauts will be launched on the flight of Apollo 8 from the Cape Kennedy Space Center… — Jerome F. Lederer Copy Share Image
“If humans one day become extinct from a catastrophic collision, there would be no greater tragedy in the history of life in… — Neil deGrasse Tyson Copy Share Image
There are innumerable worlds of different sizes. In some there is neither sun not moon, in others they are larger than in… — Democritus Copy Share Image
Life's Highs... 1. Laughing hysterically 2. Dancing your heart out 3. Star gazing 4. Shopping 5. Going to the beach 6. Listening… — Ritu Ghatourey Copy Share Image