History Timeline By rcden508 85 Ptolemy’s Birth Period: 85 to 685 Ptolemy 180 Theorizes earth is spherical and geocentric 681 Muslims accept the geocentric view Period: 1473 to 1543 Copernicus Feb 19, 1473 Birth of Nicolas 1492 Studies at Krakow university 1510 In a a canon at Cathedral 1514 Writes about Heliocentric theory 1532 Works on astronomical manuscripts 1541 Publishes “On the revelutions of celestial spheres" May 24, 1543 Death of Copernicus Period: 1564 to 1642 Galileo Feb 15, 1564 Birth of Galileo 1597 Believes heliocentric theory, creates a math invention 1604 Astronomical observation 1609 Creates a better telescope and observes Jupiter 1610 Venus circles the sun 1626 publishes "Dialogue concerning the two cheif world systems" 1633 Defends heliocentric theory 1637 publishes "Discourses and mathematical demonstrations" Jan 9, 1642 Galileo’s death Period: 1643 to 1727 Newton Jan 4, 1643 Newton’s Birth 1664 Discover colors of white light, and gravity 1687 Publishes Mathematical Principles of Natural Philosophy Mar 31, 1727 Newton’s Death Period: 1834 to 1907 Mendeleev Feb 7, 1834 Birth of Dimitri Mendeleev 1848 Family factory burns and goes to St. Petersburg 1861 Returns from Russia and writes a book “organic chemistry” Period: 1867 to 1934 Marie Curie Nov 7, 1867 Marie Curie Born 1868 Publishes principles of Chemistry 1869 Establishes periodic table Jun 26, 1895 Marries Pierre Cuire 1898 Discovers Polonium and Radium 1902 Sees the silvery blue glow of radium 1903 Gets doctorate in physics and Nobel peace prize for discovering radioactivity Jan 20, 1907 Death of Dimitri Mendeleev 1911 2nd Nobel prize for chemistry becoming first person with two Nobel prizes Jun 4, 1934 Death of Marie Curie