Soyuz 2 refers to a series of Soviet spacecraft designed for human spaceflight. The first successful mission, Soyuz 2.1b, launched in 2013, was part of the Soyuz program, which aimed to transport astronauts to and from space. These spacecraft are known for their reliability and have been used for missions to the International Space Station (ISS). The Soyuz 2 spacecraft features a three-module design, including an orbital module, a reentry module, and a service module. It can carry up to three crew members and is equipped with advanced navigation and communication systems. The Soyuz series has played a crucial role in human space exploration since its inception in the 1960s.