Christianity in the 17th century 1640s. In 1610, Galileo Galilei published his "Sidereus Nuncius", describing observations that he had made with the new telescope. These and other discoveries exposed difficulties with the understanding of the heavens current since antiquity and raised interest in teachings such as the heliocentric theory of Copernicus. In reaction, scholars such as Cosimo Boscaglia maintained that the motion of the Earth and immobility of the Sun were heretical, as they contradicted some accounts given in the Bible as understood at that time. Galileo's part in the controversies over theology, astronomy and philosophy culminated in his trial and sentencing in 1633, on
The Sun Saboteurs Earth Quarter"; and in the UK under the original title in the omnibus "Two Novels". In the future, Earth has been devastated by war and disease and supports only a primitive agrarian society. Most Earthmen live elsewhere, as émigrés on planets that are populated by alien species. The author suggests that the human species is the only one plagued by "original sin", i.e. by an innate tendency to lie, cheat, kill; aliens have come to accept these traits without understanding them. The story takes place among a group of humans in the "Earth Quarter", a ghetto on the planet Palu