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SpaceX teases a photo of the Falcon Heavy, the world's most powerful rocket
div.generic {width:85%;background:#ECECEC;border:1px solid #f55b42;padding:15px;} WHY THIS MATTERS IN BRIEF If you want to build a colony on Mars you need a big rocket to move a lot of stuff - it's as simple as that SpaceX’s massive new rocket, the Falcon Heavy, hasn’t taken flight