Such information is said to be obtained by observing the alignment of key heavenly bodies and “calculating ” their interaction with one another and with the earth. Their influence over a particular individual is said to depend upon the alignment of the heavenly bodies at the time of his birth.
प्राचीन काळच्या ज्योतिषींची अशी समजूत होती, की पृथ्वी ही विश्‍वाच्या मध्यभागी आहे आणि ग्रह व तारे एका मोठ्या कंकणात बसवलेले आहेत व हे कंकण पृथ्वीभोवती फिरत आहे.