Arifin Apriansyah Sang Alumni Surga

Born : February 15, 1564 Pisa, Tuscany - ItalyDied : January 8, 1642 (age 77 years) Arcetri, Tuscany - ItalyPlace of residence : Keadipatian Supreme ToscanaField : Astronomy, Physics and MathematicsAlmaMater : University of PisaKnown From : Kinematics Telescope Solar systemReligion : Roman Catholic
Galileo Galilei born in Pisa, Tuscany, on February 15, 1564 as the first son of Vincenzo Galilei, a Florentine mathematician and musician, and Giulia Ammannati. He has been trained since childhood. Later, he studied at the University of Pisa, but stopped because of financial problems. Fortunately, he was offered a position there in 1589 to teach mathematics. After that, he moved to the University of Padua, teaching geometry, mechanics, and astronomy until 1610.In those days, he had studied science and make discoveries.
In 1612, Galileo went to Rome and joined the Accademia dei Lincei to observe sun spots. In that year, opposition arose to the theory of Nicolaus Copernicus | Copernicus, Galileo supported the theory. In the year 1614, from Santa Maria Novella, Tommaso Caccini denounced Galileo's opinions about the movement of earth, giving the assumption that the theory is misguided and dangerous. Galileo himself to go to Rome to defend himself. In 1616, Cardinal Roberto Bellarmino submit notices which forbid supports nor teach Copernican astronomy.
Galileo wrote saggiatore in the year 1622, which was subsequently published in 1623. In 1624, he developed one of the early microscope. In 1630, he returned to Rome to make a license to print book Dialogo sopra i due sistemi del Mondo massimi which was subsequently published in Florence in 1632. However, in the same year, the Catholic Church a verdict that Galileo should be held in Siena.
In the month of December 1633, he was allowed to retire to his villa in Arcetri. His latest book, Discorsi e dimostrazioni matematiche, intorno à due nuove scienze published in Leiden in 1638.At that time, Galileo was almost total blind. On January 8, 1642, Galileo died in Arcetri when accompanied by Vincenzo Viviani, one of his students.