How long has the Voyager 2 been in space?

Voyager 2 has operated in space for more than 40 years as of Aug. 20, 2017. ... During the Jupiter leg of its journey, Voyager 2 was to explore the giant planet, its magnetosphere and moons in greater detail than had the Pioneer spacecraft that preceded it. .... Long-range observations of Uranus began on 4 November 1985. read more

Hmmm,Now Voyager 2 was launched on 20/08/1977 while the launch procedure started at the beginning of the same year. While, Voyager 2 has been launched to explore Jupiter,Saturn,Uranus and Neptune and also to gather information about the underutilized or parts of the solar system which hasn’t been explained. read more

We can't wait for Voyager to turn our models of the space beyond our sun into the first observations from interstellar space." [Voyager 2 Still Trekkin' at 35 (Video)] On Aug. 13, Voyager 2 became NASA's longest-operating mission when it broke the previous record of 12,758 days of operation set by the Pioneer 6 probe, which launched on Dec. 16, 1965, and sent its last signal home on Dec. 8, 2000. read more

The craft launched in September 1977, about two weeks after its twin, Voyager 2. The probes embarked upon a "grand tour" of the outer solar system, giving the world some its first good looks at Jupiter, Saturn, Uranus, Neptune and the moons of these planets. Like Voyager 1, Voyager 2 is still active and operational. read more