Editing Space exploration (section)

=== First space station ===
[[Salyut 1]] was the first [[space station]] of any kind, launched into [[low Earth orbit]] by the [[Soviet Union]] on 19 April 1971. The [[International Space Station]] (ISS) is currently the largest and oldest of the 2 current fully functional space stations, inhabited continuously since the year 2000. The other, Tiangong space station built by China, is now fully crewed and operational.