Want to learn more about planetary science and astronomy? Top universities around the world run open online courses that anyone can take - free of charge. You won't get credit or a degree from CalTech or MIT, but you get to learn about space and our place in it from the top scientists in the world.Read More
Skynet University offers self-paced online versions of the introductory astronomy courses taught at the University of North Carolina-Chapel Hill. While taking the courses you have access to UNC’s Skynet network of robotic telescopes in Chile, Australia, and North Carolina so you can make your own observations of planets, nebulae, and galaxies.Read More
EdX is a massively open online course, or mooc, service founded by Harvard University and the Massachusetts Institute of Technology. It now has partnerships with universities across Europe, Asia, and AfricaRead More
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).Read More
Search the Nasa Technical Reports Server for publicly accessible citations and full-text documents from Nasa and its predecessor, the National Advisory Committee for Aeronautics. The NTRS also includes images and movies from the Nasa Image Exchange.
While astrophysics and planetary science research preprints often get posted to arXiv and other open literature databases, the NTRS is one of the few places to find the engineering research that makes space missions happen.Read More
The public can read some of the Lessons Learned reports issued by Nasa's engineers. These reports help future engineers learn from earlier failures and successes. Amateurs can read the reports and apply them to their own projects.Read More