Earth Quote by Frank Drake

It now appears that essentially every star has a planetary system. In the very beginning, we thought at best half.

— Frank Drake

It now seems logical that all the stars, like our own sun, must have formed with a system of planets around them.

— Debra Fischer

Our solar system is actually a wild frontier, teeming with different, diverse places: planets and moons, millions of objects of ice and rock.

— Carrie Nugent

Our solar system is fantastically bizarre. There are worlds with features we never imagined. Storms larger than planets, moons with under-surface oceans, lakes of…

— Phil Plait

Titan is the one place in our solar system whose geographical and atmospheric diversity and complexity are rivaled only by the Earth's. It's very…

— Carolyn Porco

The Earth is a unique system in the universe, the only planet we know of that's hospitable for humankind.

— Sylvia Earle

Data from orbiting telescopes like NASA's Kepler Mission hint that the tally of habitable planets in our galaxy is many billion. If E.T.'s not…

— Seth Shostak

We have at last glimpsed the surface of the fabled world, Titan, Saturn's largest moon and the greatest single expanse of unexplored territory remaining…

— Carolyn Porco

A 'serious' scientist in 1992 or 1993 had to admit the possibility that planets were really rare, that most stars might not have planets.…

— Debra Fischer

In days gone by, scientists would speak solemnly about our solar system's 'habitable zone' - a theoretical region extending from Venus to Mars, but…

— Seth Shostak

“Most star systems in the cosmos are binary (double-starred), which makes our solitary sun a slight oddity.”

— Bill Bryson

“Since 1995, astronomers have found nearly two thousand confirmed planets around other stars. Some of these planets are similar to Earth in size and…

— Bill Nye