Aesthetic signal "moon" in Tran Dang Khoa's poetry has been used successfully by the poet in expressing the content and art of the work
thereby, expressing the ideas of the poet. Survey results show that the "moon" aesthetic signal is used by Tran Dang Khoa in the combined variant, there is no case of using the lexical variable. It has symbolic meaning: Moon - confidant friend associated with childhood memories, Moon - symbolizes beautiful nature, Moon - with people in the fight against the enemy.