Scientists found huge water body in the universe around a black hole at 12 billion light-years distance. It contains 140 trillion times the water in the earth oceans. Is there any possibility of this water body coming closer to the earth or Sun any time in the future. Definitely a fiction movie can be made on such story. The web link containing the details is given below.
http://www.nasa.gov/topics/universe/features/universe20110722.html