His next mission, in 1978, was Soyuz 28, the first Interkosmos flight, where he was accompanied by Vladimír Remek from Czechoslovakia.
(Polish Cosmonaut Mirosław Hermaszewski was the first Pole in space in 1978 when he flew aboard a Soyuz 30 spacecraft as part of a Soviet bloc program 'Interkosmos'.) In 1999, Pawelczyk and three other astronauts from the STS-90 crew were guests of State of the Republic of Poland.