Perhaps instead of that explosion you used, try just photoshopping a real image of an explosion in it's place. Might add to the realism. However that said, I like it. This ship always proves to be awesome!
Indeed she is haha she was initially developed as a warship but after the Dominion War ended, the design was shelved for about ten years and then she was retasked as a science vessel. She still kept her old warship teeth, though