Everything starts out as a curiosity speculation then if it makes sense it becomes a hypothesis As more evidence supporting it is found and no conclusive evidence against it comes out then it becomes a theory Finally when it becomes completely confirmed and there is no way it can be false it becomes a fact At this point with two incredible pieces of evidence and a wealth of more minor evidence and nothing really strong going against it this thought is at the point of being a theory and theories deserve to get into articles note some theories even have their own articles TL