Are homosexual sins more sinful than heterosexual sins?
Yes. For several reasons. First, it should be understood that the only sexual act that is moral is natural sexual relations between a man and a woman who are married to each other. Now, concerning heterosexual sexual sins, some are more serious than others. Natural sex before marriage is a sin against God’s plan that sexual relations take place only within marriage. Adultery is a sin against both God’s plan for marriage and against one’s spouse and children. Unnatural sex within marriage is a sin against the natural order that God created in the human person, and it is a sin against procreation, and it is a sin against one’s spouse. Unnatural sex outside of marriage is an even worse sin because it adds the sin against God’s plan for marriage. Rape adds a sin against the body and the will of another human person, in addition to the other above-mentioned factors. The factors that make any sexual acts sinful, or more sinful, include one or more of the following (in no particular order): a