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Fraser
2014-Mar-31, 03:20 PM
When you look into the night sky, you’re seeing tremendous distances away, even with your bare eyeball. But what’s the most distant object you can see with the unaided eye? And what if you get help with a pair of binoculars, a telescope, or even with the Hubble Space Telescope. Standing at sea level, your […]

More... (http://www.universetoday.com/110858/how-far-can-you-see-in-the-universe/)

JustAFriend
2014-Mar-31, 10:01 PM
I've seen the Andromeda Galaxy (2million LY distance) with bare eyes, but my vision is just aging enough that I have to
look at it slightly averted (that is, I look about 10 degrees away and see it in the side of my vision). Your eyes are a bit more sensitive that way.