The Soyuz series refers to a group of spacecraft developed by the Soviet Union and later by Russia, primarily designed for human spaceflight. First launched in 1967, these spacecraft have been used for missions to the International Space Station (ISS), as well as for transporting astronauts and cosmonauts to and from space. The Soyuz spacecraft is known for its reliability and has become a key component of human space exploration. The Soyuz series includes several variants, such as the Soyuz TMA and Soyuz MS, each featuring advancements in technology and safety. Over the decades, the Soyuz has completed thousands of missions, making it one of the most successful spacecraft in history. Its design has influenced other space vehicles, and it continues to play a vital role in international space collaboration.