Cosmonauts:
    Pyotr I. Klimuk [3], Commander
    Miroslav Hermaszewski [1] (Poland)
Backup:
    Valeri Kubasov
    Zenon Jankowski
Launch:
    Date: 27 June 1978
    Time: 15:27 UTC
Landing:
    Date: 5 July 1978
    Time: 13:30 UTC
Duration: 7 days, 22 hours, 3 minutes
Call Sign: Kavkaz (Caucasus)

The cosmonauts worked in the Salyut 6 space station. This mission marked the first Pole in space.