Music aesthetics is a discipline that studies the artistic beauty of music, aiming at discussing the aesthetic essence, creative process, means of expression and acceptance psychology of music works. As an independent discipline, the development history of music aesthetics is not long, but it is of great significance for understanding and evaluating music works and promoting the development of music creation. In the study of music aesthetics, aesthetic attributes are an important aspect. This includes the aesthetics of sound, rhythm and melody. The aesthetics of sound studies the acoustic characteristics of music, such as pitch, volume and timbre, and how they form the aesthetic basis of musical works. The aesthetics of rhythm studies the rhythm structure of music and how they affect the expressive force and acceptance effect of music works. Melody aesthetics studies the melody composition of music, such as mode and melody trend, and how they shape the emotion and style of music works. In addition to aesthetic attributes, music aesthetics also pays attention to the relationship between music and emotion. As an art, music has the ability to express feelings and emotions, and this ability is also an important aspect of music aesthetics research. Emotional expression of music studies the emotional connotations of music, such as emotions, joys and sorrows, love and hate, and how they can be presented through music works. In addition, music aesthetics also discusses the emotional acceptance of music, that is, how the audience produces emotional and psychological reactions through music works. Another important aspect of music aesthetics is the social significance of music. As a cultural phenomenon, music has extensive social influence and significance. Music aesthetics studies the function of music works in social life, such as cultural inheritance and social cohesion. In addition, music aesthetics also discusses the relationship between music works and culture, such as how music reflects social psychology and values.