GLONASS is the Russian Global Satellite Navigation System. It is an alternative and complementary to the US GPS. For more info visit the following sites:
1. http://en.wikipedia.org/wiki/GLONASS
2. http://www.astronautix.com/craft/glonass.htm
Main Source of footage:
ROSCOSMOS
http://www.federalspace.ru/main.php?lang=en
Music:
'Alpha' by Vangelis