Coursera works with universities around the world to create free online courses. Watch some of the world's leading scientists conduct lectures, complete online assignments and quizzes, learn at your pace, and take part in a course community of fellow learners. Some courses offer a certificate of completion from the university (for a fee). 

Current and upcoming space courses:

  • Global Warming: The Science of Climate Change (University of Chicago)
  • The Science of the Solar System (CalTech)
  • The Diversity of Exoplanets (University of Geneva)
  • Origins - Formation of the Universe, Solar System, Earth, and Life (University of Copenhagen)
  • Galaxies and Cosmology (CalTech)
  • AstroTech: The Science and Technology behind Astronomical Discovery (University of Edinburgh)
  • The Dynamic Earth: A Course for Educators (American Museum of Natural History)
  • Tinkering Fundamentals: Integrating Making Activities into Your STEM Classroom (Exploratorium)
  • Imagining Other Earths (Princeton University)
  • Maps and the Geospatial Revolution (Pennsylvania State University)

Previous space-related courses:

  • Introduction to Astronomy (Duke University)
  • Planet Earth (University of Illinois at Urbana-Champaign)