The movement described evokes a sense of gradual and subtle progression, often used to depict the appearance of light, color, or objects within the firmament. For example, dawn might be visualized as the gradual emergence of sunlight in the east, slowly illuminating the horizon and dissipating the darkness.
Such imagery is potent due to its inherent visual quality and ability to convey a specific mood or atmosphere. Historically, poets and writers have employed similar language to represent changes in weather, celestial events, or the passage of time. This technique imbues descriptions with a sense of beauty, mystery, and the ever-present power of nature.