"The Earth's atmosphere is an imperfect window on the universe. atmospheric turbulence blurs the images of celestial objects, even when they are viewed through the most powerful ground-based telescopes." -John Bahcall
There's no doubt that the Hubble Space Telescope has given us some of the most spectacular, high resolution views of the Universe. From the most distant galaxies ever seen to stars here in our own galactic backyard, the Hubble Space Telescope has simply dwarfed anything we've been able to do from Earth's surface.
"The only reason for time is so that everything doesn't happen at once." -Albert Einstein
Now that you know how many galaxies are in our expanding Universe, you might be wondering about their speeds.
"I know all about neutrinos, and my friend here knows about everything else in astrophysics." -John Bahcall
Neutrinos are the most poorly understood particles in the standard model. Remember the standard model?
"We should do astronomy because it is beautiful and because it is fun. We should do it because people want to know. We want to know our place in the universe and how things happen." -John Bahcall