50 Years of the Man's First Space Flight

Obverse

in the center of the disc - the indication of the face value of the coin "10 РУБЛЕЙ" (10 RUBLES). Inside of the figure "0" - hidden pictures of the figure "10" and of the inscription "РУБ" (RUB) visible by turns on changing angle of vision. Along the rim - circular inscriptions, on top: "БАНК РОССИИ" (BANK OF RUSSIA), on bottom - the date: "2011", to the left - the stylized image of a laurel branch, to the right - of the oak one.

Reverse

in the centre of the coin disc against the background of celestial sky - the image of a starting space rocket, to the left - the picture of a planet, the circular inscription: "50 ЛЕТ ПЕРВОГО ПОЛЕТА ЧЕЛОВЕКА В КОСМОС" (50 YEARS OF THE MANN'S FIRST SPACE FLIGHT), located on the wide stripe along the rim.

Authors

The artist: A.A. Brynsa.
The sculptor: Computer simulation.
Mint: Saint Petersburg Mint (СПМД).
The edge: 6 sections with 5 corrugations and 6 sections with 7 corrugations alternated with 12 smooth sections.