Astronomica (Manilius) god" and "the universe (microcosm) wishes to reveal itself to man". Most of the fifth (and final) book is a discussion of "paranatellonta" via the myth of Andromeda and Perseus. Manilius recalls how Andromeda was chosen to be sacrificed to a sea monster by her parents; Cepheus and Cassiopeia. Andromeda was chained to a cliff but before the creature could consume her, Perseus (who had just vanquished Medusa) arrived. He instantly fell in love with Andromeda, killed the sea monster, and saved the young woman's life. According to Green, the digression, which is by far the longest in the poem,
Andromeda Galaxy Andromeda Galaxy The Andromeda Galaxy (), also known as Messier 31, M31, or NGC 224, is a spiral galaxy approximately 780 kiloparsecs (2.5 million light-years) from Earth, and the nearest major galaxy to the Milky Way. Its name stems from the area of the sky in which it appears, the constellation of Andromeda. The 2006 observations by the Spitzer Space Telescope revealed that the Andromeda Galaxy contains approximately one trillion stars, more than twice the number of the Milky Way's estimated 200 to 400 billion stars. The Andromeda Galaxy's mass is estimated to be around 1.76 times that of the