Timeline created by ninab
  • Jan 1, 1576

    Position of Mars

    Position of Mars
    Tycho Brahe set up an observatory in Hven and studied the stars for 20 years and was able to calculate the position of Mars
  • Astronomia Nova

    Astronomia Nova
    Johannes Kepler publishes Astronomia Nova, which contain his first two laws of planetary motion.
  • First Astronomical Telescope

    First Astronomical Telescope
    Galileo Galilei observes Mars with a primitive telescope, becoming the first person to use it to observe the stars.
  • Mars 24 hour period

    Mars 24 hour period
    Christiaan Huygens draws Mars using an advanced telescope. He records a large, dark spot on Mars and notices that the spot returns to the same position at the same time the next day. He calculates that Mars has a 24 hour period.
  • Martian Day

    Martian Day
    Giovanni Cassini observes Mars and determines that the length of one Mars day is 24h, 40m.
  • Possible Ice Caps

    Possible Ice Caps
    Miraldi wonders if the "white spots" are ice caps.
  • Dust Clouds

    Dust Clouds
    Honore Flaugergues notices "yellow clouds" on the surface of Mars, which were later found to be dust clouds.
  • Martian Map

    Martian Map
    Richard Anthony Proctor publishes a map of Mars with continents and oceans.
  • Mars Moons

    Mars Moons
    Asaph Hall discovers the moons of Mars. He names them Phobos and Deimos, after the horses of the Greek war god, Ares.
  • Mariner 4

    Mariner 4
    U.S. flyby spacecraft Mariner 4 returned 21 images.
  • Viking 1

    Viking 1
    United States orbiter and lander Viking 1 located the landing site for Lander and is first successful landing on Mars.
  • Mars Global Surveyor

    Mars Global Surveyor
    United States lander Mars Global Surveyor took more images than all Mars Missions.
  • Mars Pathfinder

    Mars Pathfinder
    Pathfinder US Success Technology experiment lasting 5 times longer than warranty
  • Mars Odyssey

    Mars Odyssey
    The Unites States Odyssey successfully returned high resolution images of Mars.
  • Mars Science Laboratory

    Mars Science Laboratory
    United States Mars Science Laboratory (aka Curiosity) is successfully exploring Mars' habitability