Gas Quote by Debra Fischer

“Those stars with more than about ten times the mass of the Sun achieve sufficient pressure and temperature in their cores to manufacture dozens…

— Neil deGrasse Tyson

Earlier generations of stars in the galaxy could well have had planets. But really, there was only hydrogen and helium to work with, so…

— Jill Tarter

Let me mention that not all sun-like stars host planets - perhaps about 30% of them are planet-builders. It's not so easy to form…

— Garik Israelian

“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

The gas-giant planets in our solar system all have large moons.

— Debra Fischer

There may be hundreds of small seed planets - or planetesimals - which grow in the disk of matter around a star.

— Debra Fischer

The math is dead simple: it seems that the frequency of planets able to support life is roughly one percent. In other words, a…

— Seth Shostak

“As of now, fifteen years into the twenty-first century, we know of so many conditions that are absolutely necessary for a planet to support…

— Eric Metaxas

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

“For the first billion years, the universe continued to expand and cool as matter gravitated into the massive concentrations we call galaxies. Nearly a…

— Neil deGrasse Tyson

Boy, it's a tough planet if you want it to be. But a great planet if you let it.

— Gary Busey

Don't blow it, good planets are hard to find.

— Anonymous