Get a copy of The House Connections~How to Read the Houses in an Astrological Chart by Karen Hamaker-Zondag http://amzn.to/2BN5mZU for more info on house rulers 

Sign Rulers for each sign:

Aries ~ Mars

Taurus ~ Venus

Gemini ~ Mercury

Cancer ~ The Moon

Leo ~ The Sun

Virgo ~ Mercury

Libra ~ Venus

Scorpio ~ Pluto (ancient astrology~ Mars)

Sagittarius ~ Jupiter

Capricorn ~ Saturn

Aquarius ~ Uranus (ancient astrology ~ Saturn)

Pisces ~ Neptune (ancient astrology ~ Jupiter)