SpaceX's Starship - the biggest and most powerful space rocket ever developed - has exploded minutes after blasting off.The launch, which took place from SpaceX's Starbase in the US state of Texas, came after a stuck valve forced a launch attempt on Monday to be aborted.

SpaceX's Starship - the biggest and most powerful space rocket ever developed - has exploded minutes after blasting off.The launch, which took place from SpaceX's Starbase in the US state of Texas, came after a stuck valve forced a launch attempt on Monday to be aborted.