The 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.

«The study and exploration of outer space is an integral part of modern science and opens up new development prospects for all mankind. With your many years of work, you are making a great contribution to this noble cause», –the head of state noted in his message.

Taking the opportunity, the President of Turkmenistan expressed wishes to Oleg Kononenko for good health, well-being and high achievements in responsible activities.