Family vacation spots for Cook based on a drawing by Abraham Pether. Image credit The Patrick Moore Collection, www.patrickmoorecollection.com. Ancient Cometary Records While the places of the planets and Sun and Moon could be established by the ancients by means of calculation, the unpredictability of comets meant that they had to be observed and careful records of each stage of their apparition kept. We are fortunate that the Babylonians and Far Easterners made astronomical observations on a regular basis and over a long period. Their reason for doing so was largely their belief in astrology. Family vacation spots 2016.