Add Yahoo as a preferred source to see more of our stories on Google. On Sept. 1, 1979, NASA's robotic space probe Pioneer 11 became the first spacecraft to fly by Saturn.Pioneer 11 launched in 1973 ...

Pioneer 11 is just one of five spacecraft currently on a trajectory that will take it out of the solar system. And in some 4 million years, this robotic emissary from Earth, which sent its final ...

Before the early 1970s, NASA’s planetary science missions stuck close to the metaphorical coastline, sending robotic spacecraft to the Moon, Mars, Venus, and Mercury. It would be the twin missions, ...

Add Yahoo as a preferred source to see more of our stories on Google. On April 5, 1973, NASA launched the Pioneer 11 mission into the outer solar system.Pioneer 11 would become the first spacecraft to ...

Exactly 38 years to the day after Pioneer 11 became the first spacecraft to encounter the planet Saturn, NASA’s flagship mission to the ringed planet, Cassini, is entering the final two weeks of its ...

In 1972, NASA launched two twin probes, called Pioneer 10 and 11. These predecessors to the Voyager mission were the first to visit Jupiter and Saturn and to achieve the escape velocity required to ...

Today’s Image of the Day on Nasa.gov presents us a nice big version of the first spaceborn portrait of Saturn. The image above was taken by the Pioneer 11 spacecraft launched from Cape Canaveral forty ...

Twin probes designed to explore the outer solar system, Pioneer 10 and 11 would become two of just five spacecraft destined for interstellar space. Originally built as a back-up to Pioneer 10, Pioneer ...