"Since, in the long run, every planetary society will be endangered by impacts from space, every surviving civilization is obliged to become spacefaring — not because of exploratory or romantic zeal, but for the most practical reason imaginable: staying alive."- Carl Sagan
http://photojournal.jpl.nasa.gov/catalog/PIA17041

"Since, in the long run, every planetary society will be endangered by impacts from space, every surviving civilization is obliged to become spacefaring — not because of exploratory or romantic zeal, but for the most practical reason imaginable: staying alive."
- Carl Sagan

http://photojournal.jpl.nasa.gov/catalog/PIA17041

  1. romplefadomples reblogged this from jxsvph-wvtsxn
  2. jxsvph-wvtsxn reblogged this from theoriginalgerbear and added:
    FUcK I almost broke my nose with a facepalm, that shit is hilarious.
  3. caviriot reblogged this from quantumlotus
  4. gentlemanbird reblogged this from sagansense
  5. fuckurclean reblogged this from donbuffalo
  6. driftright reblogged this from feel-meh and added:
    No the earth gets hit all the time, but our atmosphere knocks them out, like that time over Russia. It’s the big one...
  7. donbuffalo reblogged this from theoriginalgerbear
  8. meanlookingpianoplayingmofo reblogged this from atheism-is-sexy
  9. the-logical-artist reblogged this from theoriginalgerbear and added:
    Bro, that’s the sun. Earth is the bottom-most planet (3rd ring) covered by blue intersecting lines.
  10. busofselenaas reblogged this from sagansense
  11. druidofoak reblogged this from sagansense
  12. diabolicalillumination reblogged this from sagansense
  13. feel-meh reblogged this from theoriginalgerbear
  14. eclecticdreamweaver reblogged this from iammyfather
  15. myelegantdownhill reblogged this from theoriginalgerbear
  16. theoriginalgerbear reblogged this from the-logical-artist and added:
    This graphic shows the orbits of all the known potentially hazardous asteroids. And we just so happened to live in the...
  17. james-joiedevivre reblogged this from sagansense
  18. theworldafter reblogged this from sagansense
  19. rabbilo reblogged this from atheism-is-sexy
  20. mysticalshamanjosh reblogged this from sagansense
  21. bigsmalltown reblogged this from saucylark
  22. frbr318 reblogged this from sagansense
  23. nerdandtall reblogged this from sagansense
  24. thecosmicinferno reblogged this from sagansense