“I’m frequently asked, “Do you believe there’s extraterrestrial intelligence?” I give the standard arguments—there are a lot of places out there, the molecules of life are everywhere, I use the word billions, and so on.” — Carl Sagan Copy Share Image
We only recently figured out the origin of our own moon. And we have some idea of how the Sun and Earth formed, but that's only because modern telescopes empower us to see other stars and planets freshly hatched within… — Neil deGrasse Tyson Copy Share Image
