Thank you, everyone! All of your comments have helped my understanding of the subject. I do see how it is unnatural for a child to have two parents of the same sex. I do agree with what Serbon said though, how a child going to a loving same-sex home is better than staying in some orphanages...
Q. From the perspective of Satanism, is it wrong for a gay/lesbian couple to start a family?
Personally, I support a gay/lesbian couple's decision to adopt/get a surget/to have a sperm donor in order to have a child, but my friend does not. They believe that it is unnatural to have two parents...