A Community Aesthetic is the beauty and pleasure we feel by being part of a community.
This form of connection feels warm and important to us. It is a form of connection that is often used in media to pull on our heart strings.
See Aesthetics
Maybe a misnomer. Perhaps Communal Feeling is better. However, the term Aesthetic is useful because it references our general concepts of beauty and pleasure, separate from the feeling of community by itself.
This scene plays on our Community Aesthetic as well as our Desire to be accepted for who we are