Science Voyager 1 to become first man-made object to leave solar system (+video)

Launched in 1977, Voyager 1 is now poised to become the first craft to enter interstellar space.

By , Space.com

NASA/JPL-Caltech

NASA's Voyager 1 spacecraft has encountered a new environment more than 11 billion miles from Earth, suggesting that the venerable probe is on the cusp of leaving the solar system.