Btw., they only used their homemade submarine to tow the rocket platform at the first launch attempt (last September). This time around they decided to enable

Btw., they only used their homemade submarine to tow the rocket platform at the first launch attempt (last September). This time around they decided to enable the rocket platform to sail on its own: http://politiken.tv/nyheder/videnskab/article1298751.ece http://politiken.tv/nyheder/videnskab/article1298751.ece