Core Viewpoint - The article discusses the astronomical event of the "Flying Dragon in the Sky" that coincides with the Dragon Boat Festival, highlighting the visibility of the seven stars of the Eastern Dragon constellation and their significance in Chinese astronomy [1][2]. Group 1: Astronomical Event Details - The "Dragon Head" star, Jiao, will rise to the southern zenith around 9 PM on the evening of the Dragon Boat Festival, with the entire "Dragon" constellation becoming visible around midnight [1][2]. - Compared to last year, the date of the Dragon Boat Festival is 11 days earlier this year, resulting in a later appearance of the "Flying Dragon in the Sky" by approximately 40 minutes [2]. - The visibility of the "Dragon" constellation is not limited to the Dragon Boat Festival night; it can be observed in different positions throughout the summer [2]. Group 2: Historical and Cultural Context - The seven stars of the Eastern Dragon represent different parts of the dragon, with each star symbolizing a specific body part, creating a vivid image of a dragon [1]. - The ancient Chinese recorded the "Flying Dragon in the Sky" phenomenon during the Dragon Boat Festival, which is influenced by the precession of the equinoxes and the Gregorian calendar [1].