The launch of Roscosmos Soyuz-U took place on 28 Sep 1979, launching the Kosmos 1138 (Zenit-6U #11, Argon #11) mission. The launch site was Plesetsk, Arkhangelsk Oblast, Russia. The payload was deployed in a LEO orbit.
DATE AND TIME
12:20 PM UTC
OPERATOR
LAUNCH SITE
Arkhangelsk Oblast, Russia
VEHICLE
LEO