Quote by John D. Barrow

“If you were a hapless cosmic hitchhiker stranded between the stars of the Milky Way, your body would represent a concentration of matter a…

— Caleb Scharf

There are at least as many galaxies in our observable universe as there are stars in our galaxy.

— Martin Rees

If all the stars and galaxies in the universe today were smoothed out into a uniform sea of atoms, there would only be about…

— John D. Barrow

There are in fact 100 billion galaxies, each of which contain something like a 100 billion stars. Think of how many stars, and planets,…

— Carl Sagan

“it can start with something smaller than an atom and create an infinite space inside of it, containing infinitely many galaxies, without affecting the…

— Max Tegmark

“We now know that our galaxy is only one of some hundred thousand million that can be seen using modern telescopes, each galaxy itself…

— Stephen Hawking

“The number of external galaxies beyond the Milky Way is at least in the thousands of millions and perhaps in the hundreds of thousands…

— Carl Sagan

“All in all, we come to the conclusion that no more than 1 percent of all matter in the universe falls in the visible category.”

— Henning Genz

“The number of cells in your body outnumbers galaxies in the universe by 37 trillion.”

— James Temperton

A galaxy is composed of gas and dust and stars - -billions upon billions of stars

— Dr Carl Sagan

“The atoms that comprise our bodies and that make all visible stars and galaxies, are mere trace-constituents of a universe whose large-scale structure is…

— Martin Rees

“These bubble-like cosmic voids can span scales of more than thirty million light-years (3 X 10^23 meters). In these regions the density of matter…

— Caleb Scharf