Coldplay‘s Chris Martin has revealed his ambitions to perform on the moon.The singer revealed that he’s willing to head to the final frontier, days after Coldplay unveiled their intergalactic new video for ‘Higher Power’.However, he also admitted that the vacuum of space with no sound might prove to be a stumbling block if Coldplay are to boldly go where no band has gone before.He told ‘The Zach Sang Show’: “Not many people have done it, that’s true.