Space-exploration Quotes

The beauty of Mars exists in the human mind,” he said in that dry factual tone, and everyone stared ...

Earth is the cradle of humanity, but one cannot live in a cradle forever.

The dinosaurs became extinct because they didn't have a space program. And if we become extinct beca...

Rocket shipsare excitingbut so are roseson a birthday.

Houston, Tranquillity Base here. The Eagle has landed.

Man has gone out to explore other worlds and other civilizations without having explored his own lab...

We take off into the cosmos, ready for anything: for solitude, for hardship, for exhaustion, death. ...

Tell me something. Do you believe in God?'Snow darted an apprehensive glance in my direction. 'What?...

It is a very sobering feeling to be up in space and realize that one's safety factor was determined ...

As I looked out at the glittering waters of the Pacific I was seeing for Carl. He knew that it's not...

(Of the main character seeing a new world for the first time.) The air was cold but not bitterly so,...

Since, in the long run, every planetary civilization will be endangered by impacts from space, every...

Across the sea of space, the stars are other suns.

We will know which stars to visit. Our descendants will then skim the light years, the children of T...

I find these comparisons particularly poignant: life versus death, hope versus fear. Space explorati...

A blade of grass is a commonplace on Earth; it would be a miracle on Mars. Our descendants on Mars w...

On Titan the molecules that have been raining down like manna from heaven for the last 4 billion yea...

Science cuts two ways, of course; its products can be used for both good and evil. But there's no tu...

Even if the aliens are short, dour, and sexually obsessed—if they’re here, I want to know about them...

You need to live in a dome initially, but over time you could terraform Mars to look like Earth and ...

Star Trek was an attempt to say that humanity will reach maturity and wisdom on the day that it begi...

Just because your electronics are better than ours, you aren't necessarily superior in any way. Look...

Fleshers used to spin fantasies about aliens arriving to ‘conquer’ Earth, to steal their ‘precious’ ...

We choose to go to the moon in this decade and do the other things, not because they are easy, but b...