Mars gets debilitated when it is placed in the sign of Cancer, which means Mars becomes very weak by virtue of its placement in the sign of Cancer. Accordingly debilitated Mars in the ninth house of a horoscope may not produce significant positive or negative results for the native, unless it is supported by the other positive or negative planets in his horoscope. The type of results given by such debilitated Mars whether they are positive or negative; depend on the working nature of Mars and on the overall tone of the horoscope in question.
When working positively, retrograde debilitated Mars in the ninth house of a horoscope in the sign of Cancer can bless the native with good results related to marriage, profession, fame, authority and many other types of good results depending on the overall tone of his horoscope. Such benefic retrograde debilitated Mars can bless some natives with many types of positive results through their marriages, if this retrograde debilitated planet is joined by marriage boosting planets in the horoscopes of these natives. Benefic retrograde debilitated Mars in the ninth house in the sign of Cancer can get some natives married to people who may hold posts of authority in private or government organizations and these natives may benefit through such marriages. For example, if benefic retrograde debilitated Mars is placed in the ninth house of a horoscope in the sign of Cancer along with benefic Sun, benefic Venus is placed in the tenth house of this horoscope in the sign of Leo along with benefic Moon; and benefic Jupiter is placed in the first house of this horoscope in the sign of Scorpio, the native may receive this benefit. The native under the collective influence of benefic retrograde debilitated Mars in the ninth house in the sign of Cancer and other benefic planets may get married to a woman who may be an officer in a government department or she may hold a post of authority in a well established private institution.
If supported by profession lifting planets in the horoscopes of the natives under its impact, benefic retrograde debilitated Mars in the ninth house in the sign of Cancer can bless these natives with favorable results through a number of professional fields. Such benefic retrograde debilitated Mars can make some natives interested in the field of science due to which these natives may engage in professions related to this field and they may achieve success as scientific researchers, doctors, IT professionals, software developers and other such professionals. For example, if benefic retrograde debilitated Mars is placed in the ninth house of a horoscope in the sign of Cancer, benefic Mercury is placed in the first house of this horoscope in the sign of Scorpio, benefic Moon is placed in the eighth house of this horoscope in the sign of Gemini, benefic Rahu is placed in the sixth house of this horoscope in the sign of Aries and benefic Ketu is placed in the twelfth house of this horoscope in the sign of Libra, the native may become a doctor. The native benefitting from benefic retrograde debilitated Mars in the ninth house in the sign of Cancer and other benefic planets may follow the course of his higher studies in a branch of medical science and he may become a doctor after finishing his studies.
The collective influence of such benefic retrograde debilitated Mars and other benefic planets can bless this native with a well paying job of a doctor in a well established medical institute and he may earn money and success through such job. At the same time, if benefic retrograde Saturn is placed in the ninth house of this horoscope in the sign of Cancer along with benefic retrograde Mars, benefic Sun is placed in the first house of this horoscope in the sign of Scorpio along with benefic Mercury; and benefic Jupiter is placed in the eighth house of this horoscope in the sign of Gemini along with benefic Moon when all other planets are placed in the already mentioned houses of this horoscope, the equation may improve a lot. The native benefitting from benefic retrograde debilitated Mars in the ninth house in the sign of Cancer and other benefic planets may start his independent practice as a doctor and he may earn very good amount of money, success and recognition through the field of medical science. Apart from this, benefic retrograde debilitated Mars in the ninth house in the sign of Cancer can bless the natives with good results through many other professional fields, when joined by profession supporting planets in the horoscopes of these natives.
On the other hand, malefic retrograde debilitated Mars in the ninth house of a horoscope in the sign of Cancer can trouble the native with problems related to marriage, profession, health and many other types of problems depending on the overall tone of his horoscope. Such malefic retrograde debilitated Mars can hit some natives in the field of their profession due to which these natives may come across many types of problems related to this field. Malefic retrograde debilitated Mars in the ninth house in the sign of Cancer can keep some natives jobless many times in their lives; and this problem may intensify with the introduction of other negative planets to the horoscopes of these natives. In an extreme case of this type when present in combination with other malefic planets, malefic retrograde debilitated Mars in the ninth house of a horoscope in the sign of Cancer can keep the native away from a permanent profession throughout his life and the native may only find temporary jobs of short durations from time to time.