ten astronomers

By benduvall2007
  • Aristotle is born
    384 BCE

    Aristotle is born

    was born in Greece
  • Period: 367 BCE to 347 BCE

    Aristotle moves to Athens and stays at Plato's Academy for 20 years

  • 357 BCE

    Aristotle Observes a Lunar obstruction

  • Period: 349 BCE to 344 BCE

    Philipp of Macedonia starts subjugating Greek states. Resentment of Athenians against Macedonia

  • Period: 345 BCE to 344 BCE

    Aristotle and Theophrastus travel to Lesbos. Aristotle marries Pythias, Hermias’ daughter

  • 335 BCE

    Aristotle Established the Lyceum

  • 322 BCE

    Aristotle dies

  • aristarchus of samos is born
    310 BCE

    aristarchus of samos is born

    he was the first to suggest that the Earth revolves on an axis and moves around the sun.
    He used Euclid's geometric theories, and his own, to do his calculations.
  • Eratosthenes is born
    276 BCE

    Eratosthenes is born

  • 240 BCE

    Eratosthenes characterizes Earth and discovers Earth's tilt

  • 240 BCE

    Eratosthenes calculates the circumference of the Earth

  • 236 BCE

    Eratosthenes becomes chief librarian of the Library of Alexandria

  • 224 BCE

    aristarchus of samos dies

  • 192 BCE

    Eratosthenes dies

  • Ptolemy is born
    100

    Ptolemy is born

  • 127

    Ptolemy begins observation of the stars

  • 141

    Ptomely ends observation of the stars

  • 150

    Ptomely writes the Almagest

  • 170

    Ptolemy dies

  • Abu Ma'shar al-Balkhi is born
    Aug 10, 787

    Abu Ma'shar al-Balkhi is born

    Abu Ma’shar al-Balkhi was a very productive author and is said to have written over 50 books. In medieval Europe he was considered the most important Iranian astrologer, with great influence on the genesis of the medieval astrological world view. Abu Ma’shar al-Balkhi’s introduction to astrology also received many translations to Latin and Greek starting from the 11th-century.
  • Mar 9, 886

    Abu Ma'shar al-Balkhi dies

  • Nicolaus Copernicus is born
    Feb 19, 1473

    Nicolaus Copernicus is born

  • Mar 9, 1497

    First known observation of Nicolaus Copernicus

  • 1514

    Nicolaus Copernicus publishes his heliocentric model

  • May 24, 1543

    Nicolaus Copernicus dies

  • May 24, 1543

    Nicolaus Copernicus publishes On the Revolution of the Heavenly Spheres

    Nicolaus Copernicus dedicated this book to Pope Paul III and published the book as he lay on his deathbed.
  • Tycho Brahe is born
    Dec 14, 1546

    Tycho Brahe is born

    was born in Denmark
  • Galileo Galilei is born
    Feb 15, 1564

    Galileo Galilei is born

  • Johannes Kepler is born
    Dec 27, 1571

    Johannes Kepler is born

  • Nov 11, 1572

    Tycho Brahe observes new star

  • Johannes Kepler begins attending the University of Tübingen

  • Johannes Kepler obtains his Bachelor's Degree

  • Johannes Kepler gets his Master's Degree

  • Johannes Kepler is asked to go to the Lutheran high school in Graz, Austria

  • Johannes Kepler proposes his ideas in a book called Cosmic Mystery

  • Johannes Kepler joined Tycho Brahe at his observatory in Prague

  • Johannes Kepler published a book that rejected the superstitious view that the stars guide the lives of human beings

  • Tycho Brahe dies

  • Johannes Kepler releases the second law of planetary motion

  • Johannes Kepler published Ad Vitellionem Paralipomena, Quibus Astronomiae Pars Optica Traditur (Supplement to Witelo, in Which Is Expounded the Optical Part of Astronomy)

  • Johannes Kepler publishes the first law of planetary motion

  • Johannes Kepler publishes Astronomia Nova

  • Johannes Kepler publishes Stereometria Dolorium

  • Johannes Kepler publishes the third law of planetary motion

  • Johannes Kepler dies

  • Galileo Galilei dies

  • Isaac Newton is born

    Isaac Newton is born

  • Isaac Newton goes to study at Cambridge University

  • Period: to

    Bubonic Plague

  • Isaac Newton is made Professor of Mathematics at Cambridge University

  • Issac Newton publishes Principia which outlines his 3 laws of motion and his law of gravitation

  • Isaac Newton knighted

  • Isaac Newton dies