Pioneer 11 (also known as Pioneer G) is a NASA robotic space probe launched on April 5, 1973, to study the asteroid belt, the environment around Jupiter...

The Pioneer plaques are a pair of gold-anodized aluminum plaques that were placed on board the 1972 Pioneer 10 and 1973 Pioneer 11 spacecraft, featuring...

had a thick atmosphere—a feature unique among the Solar System's moons. Pioneer 11 made the first flyby of Saturn in September 1979, when it passed within...

Saturn, and two to explore Venus. The two outer planet probes, Pioneer 10 and Pioneer 11, became the first two of five artificial objects to achieve the...

Pioneer 10 (originally designated Pioneer F) is a NASA space probe launched in 1972 that completed the first mission to the planet Jupiter. Pioneer 10...

The Pioneer anomaly, or Pioneer effect, was the observed deviation from predicted accelerations of the Pioneer 10 and Pioneer 11 spacecraft after they...

functioning and are regularly contacted by radio communication, while Pioneer 10 and Pioneer 11 are now derelict. In addition to these spacecraft, some upper...

of the planet. Pioneer 11's closest approach to Saturn occurred in September 1979 at a distance of 20,900 km (13,000 mi). Pioneer 11 was responsible...

Pioneer Corporation (パイオニア株式会社, Paionia Kabushiki-gaisha), commonly referred to as Pioneer, is a Japanese multinational corporation based in Tokyo, that...

January 2013. Krebs, Gunter. "Pioneer 10, 11, H". Gunter's Space Page. Retrieved 6 January 2013. "Solar System Exploration - Pioneer 10". NASA. Archived from...