This phrase connects a celestial phenomenon with a contemporary author. It represents a metaphorical association between the brilliance of a prominent star and the perceived prominence or popularity of Marian Keyes as a writer. One could interpret it as referring to a novel written by Keyes, or a general statement about her standing in the literary world.
The inherent value lies in the comparison, suggesting Keyes’ work shines brightly in the literary landscape, attracting readers and achieving significant recognition. This type of descriptor is often used to highlight the success and cultural impact of artists and their creations. Historically, celestial objects have been used as symbols of greatness and inspiration, lending further weight to the comparison.