Astronomy Quote by Isaac

"I know perfectly well that at this moment the whole universe is listening to us," Jean Giraudoux wrote in The Madwoman of Chaillot, "and…

— Frank Drake

In this single galaxy of ours there are eighty-seven thousand million suns. [...] In challenging it, you would be like ants attempting to label…

— Arthur C. Clarke

Let's find a new way to think about the entire taxonomy of solar system objects, and not clutch to this concept of 'planet,' which,…

— Neil deGrasse Tyson

Kepler's blown the lid off everything we know about extra-solar planets.

— Debra Fischer

If we knew exactly what to expect throughout the Solar System, we would have no reason to explore it.

— Poul Anderson

Among the plausible niches for extraterrestrial life in our solar system, the clouds of Venus are among the most accessible and the least well…

— David Grinspoon

Ultimately, what we're looking for in the long run is to find other Earth-like planets.

— Debra Fischer

“More than 619,000 minor planets have been discovered in the Solar System.”

— IP Factly

It's only through honesty and courage that science can work at all. The Ptolemaic understanding of the solar system was undermined and corrected by…

— Philip Pullman

I don't think I'm alone when I say I'd like to see more and more planets fall under the ruthless domination of our solar…

— Jack Handey

People presume we've been somehow monitoring the entire sky at all frequencies, all the time, but we haven't yet been able to do any…

— Frank Drake

We've explored every type of environment in the solar system at least once.

— Heidi Hammel