The Orbit of Earth. How Long is a Year on Earth?

By Matthew Williams November 21, 2014
The Orbit of Earth. How Long is a Year on Earth?

Orbital Characteristics:

Elliptical Orbit:

Seasonal Change:

Lagrange Points:

  • Wikipedia - Earth's Orbit

  • NASA: Windows to the Universe - The Earth's Orbit

  • NASA: Ask an Astrophysicist - Speed of the Earth's Rotation

    • Matthew Williams

    Matthew Williams

    Matt Williams is a space journalist, science communicator, and author with several published titles and studies. His work is featured in The Ross 248 Project and Interstellar Travel edited by NASA alumni Les Johnson and Ken Roy. He also hosts the podcast series Stories from Space at ITSP Magazine. He lives in beautiful British Columbia with his wife and family. For more information, check out his website.