Voyager 1 reaches the edge of the Solar System

In the news recently, Voyager 1 has reached the edge of our solar system.  This journey began in 1977 (the year I was born).  I thought this made for very exciting summertime reading.  Check out the story in the New York Times.
Here is the story in National Geographic.

Learn more from NASA:
Voyager - NASA
Voyager Mission -- NASA