A Brief History of Voyager 1 and Voyager 2

The Voyager 1 spacecraft, after a 36-year journey, has been announced by NASA’s Jet Propulsion Laboratory to have officially left the solar system and has become the first human-made object to reach interstellar space. Here is a brief history of the Voyager program, from its launch, exploration of the outer solar system and its exodus into interstellar space and how scientists at NASA were able to use Voyager 1 and 2 to discover enormous knowledge about the solar system and beyond. The fact that these space