The best Quotes and Sayings about Universe & Space

Sometimes I think the surest sign that intelligent life exists elsewhere in the universe is that none of it has tried to contact us.

The universe is like a safe to which there is a combination. But the combination is locked up in the safe.

Do not look at stars as bright spots only. Try to take in the vastness of the universe.

There may be aliens in our Milky Way galaxy, and there are billions of other galaxies. The probability is almost certain that there is life somewhere in space.

First of all, we must note that the universe is spherical.

When we try to pick anything by itself, we find it hitched to everything else in the universe.

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.

Can we actually 'know' the universe? My God, it's hard enough finding your way around in Chinatown.

Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.

There is nothing permanent except change.