Cheap family vacation packages for In the case of the Star, its early irst appearance reveals that it was large and intrinsically very bright and hence had the capacity to put on an extraordinary display at its heliacal rising. Moreover, the heliacal rising of a great comet would have been an unpredictable and surprising astronomical event. Ancient astronomers could not have conidently predicted what a comet would do in the heavens. Even aside from comets’ maverick movements in the heavens, they were uniquely capable of springing surprises on human observers for example, because of changes in the coma’s size, brightness, or form, changes in the tail’s length, shape, and orientation, and/or the sudden appearance of an antitail. No astronomical entity had a greater capacity to amaze ancient observers at its heliacal rising than a great comet. This renders a great comet by far the most natural celestial candidate for the role of the Star that rose in the east. Third, the fact that the Star moved rapidly within the framework of the ixed stars and constellations is explicable only if it was a comet. Cheap family vacation packages 2016.