According to astrology, Saturn is the slowest moving planet. It stays in one sign for about two and a half years. In Vedic astrology, Saturn is called the lord of justice. Saturn has got the title of magistrate among all the nine planets. Of all the planets, only Saturn is the one who has the right to punish, and it is said that this title has been given to him by Lord Shiva himself. Saturn punishes a person according to his deeds.