Add to collection
  • + Create new collection
    • Diagram of Earth’s orbit Eccentricity.
    Rights: National Aeronautics and Space Administration (NASA)Robert Simmon Published 21 June 2007 Size: 31 KB Referencing Hub media

    Eccentricity refers to whether the Earth’s orbit is more or less circular – it changes between the two over a period of 100,000 years. This shows eccentricity half.

      Appears in

      ARTICLE

      Astronomical cycles

      Ice caps have come and gone over the Earth’s surface for many millions of years. What has caused the cyclical warming and cooling of our planet. In the 1920s and 1930s, Milutin Milankovitch, a ...

      READ MORE
      MORE
      Add to favourites
      Add to collection
    1. + Create new collection
        2. Go to full glossary
        Download all
        Email Us

        See our newsletters here.