Predicting the existence of a giant rock wouldn't be sufficient. The theory would also have to predict the tides based on the assumption of a giant rock. In th

Predicting the existence of a giant rock wouldn't be sufficient. The theory would also have to predict the tides based on the assumption of a giant rock. In the article's case, only the rock is being predicted but the link to the tides is not established (except that the former somehow causes the latter).