A President of Turkmenistan Serdar Berdimuhamedov sent sincere congratulations on the occasion of his birthday to Hero of Turkmenistan and the Russian Federation, Head of the Federal State Budgetary Institution "Yuri Gagarin Research and Test Cosmonaut Training Centre" and commander of the cosmonaut corps Oleg Kononenko. This was reported by the online newspaper "Turkmenistan: Golden Age".

Taking the opportunity, the President of Turkmenistan extended his warm wishes to Oleg Kononenko for good health, long life, happiness, family wellbeing and great success in his work on the exploration of outer space.