Comments by "Edward Hinton" (@edwardhinton1615) on "How Big is The Universe?" video.

  1. If the galaxy was the size of the USA then our sun would be the size of a red blood cell and that's just our speck of a galaxy.
    1
  2.  @mrslcom  It will take the Voyager probe 547 million years to exit the galaxy travelling at it's current speed of 18km a second.
    1