After loosing the space with
SALYUT SPACE STATION
USA also began exploring Space stations with Skylab in 1973 but with lots of problems since launching, their space panels was damage by meteorites and NASA lost interest, Skylab fall over Australia in 1979.
MIR (Peace in Russian) achieve lots of records and it was the most advance station, it was in orbit for nearly 13 years, the most important modules were Kvant, Kvant 2, Kristall, Spektr, Priroda, in that place Valery Polyakov achive a record of 437.7 days on space. MIR was abandon on may 23, 2001 it was crash against Pacific Ocean because
Now the biggest project is ISS (International Space Station) this project is manage by