President of Turkmenistan Serdar Berdimuhamedov sent heartfelt congratulations to the Hero of Turkmenistan and the Russian Federation, instructor-test cosmonaut, commander of the cosmonaut corps of the Roscosmos State Corporation for Space Activities Oleg Kononenko on the occasion of his professional holiday – Cosmonautics Day.

“You have opened new pages in the history of astronautics. We are proud of Your achievements in the study and exploration of outer space,” the head of state noted in his message.

The President of Turkmenistan expressed wishes to Oleg Kononenko for sound health, optimism, new discoveries and high achievements in his responsible activities.