A day in history The Orlyonok ekranoplan became part of the Navy The Soviet A-90 "Orlyonok" transport and landing aircraft was adopted by the Navy of the Soviet Union on November 3, 1979. It was developed by the Alekseev Design Bureau and is the first landing craft of its kind. The Eagle can rise from the terrain screen and switch to airplane mode with an effective altitude of up to 2,000 meters with a ceiling of 3 kilometers.