Sir Isaac Newton's Life By alexisathe Dec 25, 1642 It's a boy Period: Dec 25, 1642 to Mar 10, 1727 years Apr 28, 1664 first book "Waste Book" Feb 23, 1669 Describes reflecting telescope in letter to Henery Oldenburg Dec 12, 1680 Observes the Comet Dec 29, 1680 Observes Halley's Comet Mar 1, 1687 Starts Second bookd called "Book II Principia" Nov 29, 1719 Puplishes Sceond Latin Edition of the Optick Nov 29, 1721 Publishes Third Latin Edition of the Optick Mar 10, 1727 Sir Isaac Newton's Death