Unmanned flight to replace Soyuz 32 at Salyut 6, returned to Earth manned with 2 cosmonauts.
LIFTOFF
launched from Pad 31/6 · Baikonur
aboard Soyuz U · into LEO
Soyuz 7K-T Soyuz 34
docked at Salyut 6
returned to Earth Aug 19, 1979