History of physics to simplify their production. In heliocentric models of the Solar system, the Earth orbits the Sun along with other bodies in Earth's galaxy, a contradiction according to the Greek-Egyptian astronomer Ptolemy (2nd century CE; see above), whose system placed the Earth at the center of the Universe and had been accepted for over 1,400 years. The Greek astronomer Aristarchus of Samos (c.310 – c.230 BCE) had suggested that the Earth revolves around the Sun, but Copernicus' reasoning led to lasting general acceptance of this "revolutionary" idea. Copernicus' book presenting the theory ("De revolutionibus orbium coelestium", "On the Revolutions of the
The Line of the Sun or American literature, which Socolovsky states can be a "common trope for understanding U.S. multicultural writers." The Line of the Sun The Line of the Sun, also titled "La Línea del Sol" in the Spanish translation, is a 1989 novel written by Puerto Rican-American author Judith Ortiz Cofer. The novel was originally published in English and tells the story of a Puerto Rican family who emigrates to the United States. The story depicts the cultural, social, and personal struggles of the family members to maintain their native culture in Puerto Rico and their new way of life in both the