New evidence presented at a meeting of the American Geophysical Union in San Francisco shows Voyager 1 has reached a point where the sun has little influence.
Voyager 1 still has a little ways to go before it leaves the solar system and enters interstellar space -- or the space between stars.
Launched in 1977, Voyager 1 and its twin, Voyager 2, are hurtling in opposite directions toward interstellar space.