Are Chou Ying's "Stars and Gods" the real bodies of the immortals?

In the Ming Dynasty, Chou Ying painted "Hosted by Five Stars and Twenty-eight". The picture depicts five stars (Suixing, Taibai, Zhenxing, Huoxing and Chenxing) and twenty-eight nights (Jiaoxing, Kangxing, Pleiades, Fangxing, Antagonistic, Tailing, Jixing, Douxing, Ox, Actress, Virtual, Dangerous, Shi Ying, Bixing, Kuixing and Louxing).