What is the empty house in the seventh house of the astrolabe? Isn't Neptune good in the first house?

It is common that the seventh house in the astrolabe is empty, because there are several empty houses in each astrolabe. At this time, it is necessary to assist the analysis through the constellation and house where the main star of the seventh house falls. If the seventh house is Aries and empty, then you can help analyze what the seventh house represents through the constellation and house of Mars ~

Neptune is in the first house. You'd better not say it with a stick. At least, artists seem to be good. Let me give you a suggestion: it is not a good habit to discuss a certain factor in the astrolabe in isolation ~