The Voyager 1 spacecraft, launched in 1977, has travelled to the outermost reaches of the solar system. But scientific confusion was the order of the day on Wednesday following a report that suggested a 35-year-old space probe had become the first human-made object to make it beyond our solar system.
Jack Northrop's YB-35. An extension of the work pioneered by the Horten brothers of Germany in the 1930s. The design didn't reach fruition until the advent of the computer age with the B-2 Spirit in 1989.