"We find them smaller and fainter, in constantly increasing numbers, and we know that we are reaching into space, farther and farther, until, with the faintest nebulae that can be detected with the greatest telescopes, we arrive at the frontier of the known universe." Edwin Powell Hubble

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Distance to the Oort Cloud

Distance to the Oort Cloud (748 billion km)

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Neat Ratios ...

Distance to the Oort Cloud (748 billion km)

  • is 1/4000 of Distance to Canopus (second brightest star in the night sky) (2.94 quadrillion km)...more
  • is 5000 x Distance from the Earth to the Sun (149.6 million km)...more
  • is 5000 x An AU (astronomical unit) (149.6 million km)...more

If this was a standard unit ...

Is That A Big Number? - The Book

Yes, there's now a book based on these numbers. Oxford University Press: July 2018.

Click here to learn more about it.

Click here for Podcast: Andrew Elliott interviewed for New Books Network.

http://itabn.tumblr.com/post/138631317782/this-website