Episode 51: Mutual Reception. Mutual reception occurs when two planets are in each other’s rulership. For example, if the Moon is in Sagittarius and Jupiter is in Cancer, that’s mutual reception. Here’s why: the Moon is ruled by Cancer and Jupiter is ruled by Sagittarius. It's like they are wearing each other's clothing. Got that? Two planets in mutual reception strength and assist one another. The planets may also take on a few each other’s characteristics as well.