Mapping Voyager 1's 36-Year Trek Through Space

Launched Sept. 5, 1977, the stalwart Voyager 1 spacecraft has been Earth's most distant ambassador since 1998. Now approximately 11.8 billion miles away, Voyager 1 continues its lonesome trek through the heliosheath, a transitional region that borders interstellar space. To celebrate Voyager's accomplishments and enduring legacy, we've charted some of the spacecraft's biggest moments. Read more: http://on.mash.to/1g2O4I2