At the edge of the solar system, Voyager 1 is reporting a sharp increase in cosmic rays that could herald the spacecraft's long-awaited breakthrough into interstellar space.
FULL STORY: http://science.nasa.gov/science-news/science-at-nasa/2012/21jun_finalfrontier/
VIDEO: http://www.youtube.com/watch?v=EFnJzyxd78o
