He noted in a 2006 talk that if NASA had relied on the AU value commonly accepted before JPL’s experiment, the Mariner 2 probe—which in 1962 became Earth’s first successful interplanetary ...

The project's first science steering group meeting was held at JPL in December 1972, when Voyager was still called Mariner Jupiter ... and Saturn and Voyager 2 to go on to Uranus and Neptune.