Astronomers have identified a massive comet-like structure - spanning a whopping three million light years - that is tearing through a distant galaxy cluster at more than 750 kilometres a second.
Yes, you read that right. A great ball of fiery gas, some five thousand million times the size of the solar system. Fortunately, it isn’t anywhere near Earth. The flaming gas-ball is in the Abell 3266 galaxy cluster, even more millions of light years away from us than it is across.
Read more (The Register)