Vastu Shastra is an ancient Indian science that is based upon the laws of nature i.e. five elements -Water, Air, Fire, Earth, and Space and its effects on human abodes and life. It articulates the rules for living spaces that would ensure health, congruence, success, and health for its residents.
The aim of Vastu Shastra is to improve the well being of the dweller occupying an enclosed space: this is done by ensuring the buildigng or plot is fully energised and in harmony with cosmic forces.
There are several treatises on Vaastu Shastra in Sanskrit. Few of them are Rig Veda, Vishwakarma Prakash , Narad Purana , Samrangan Sutradhara, Mayamatam.
Certainly Zodiac signs play a great role in deciding the place and direction of living.