Pioneer 2 was a space probe launched by NASA on November 8, 1972, as part of the Pioneer program. Its primary mission was to study the Moon and gather data about its surface and environment. The spacecraft successfully completed its mission and provided valuable information about lunar geology and topography. After its lunar mission, Pioneer 2 continued to travel through space, contributing to our understanding of the solar system. Although it was not designed for long-term operation, the data collected helped scientists learn more about the Moon and paved the way for future lunar exploration missions.