Mars In 8th House Meaning And Significance Also Known As: House Of Sex Ruling Planet : Mars, Pluto Ruling Zodiac Sign : Scorpio Celebrities With Mars In 8th House: Marilyn Monroe, Steve Jobs, Sylvester Stallone, Beethoven, Abraham Lincoln, Lindsay Lohan Keywords For Mars In 8th House: Instinctive, Secretive, Vulnerable, Hidden, Mysterious, Insatiable, Independent, Possessive Mars In Eighth House: Personality Profile Your feelings are strong and intense with Mars in the 8 th house as this is ruled by the Scorpio zodiac sign. You often struggle internally with the deep questions of life and its hidden meanings. You are constantly looking for these answers while finding little or no relief. Your instincts, however, are usually spot on toward other people. You don’t like others to see how vulnerable you are, so you tend to keep everything hidden down deep. There are many layers to your psyc...