Nebraska Animations provide simulations and animations that graphically demonstrate how stuff in the universe works. Numerous topics are covered. For example the Lunar Phases simulator demonstrates the correspondence between the moon’s position in its orbit, its phase, and its position in an observer’s sky at different times of day. Access the simulations and animations at:
http://astro.unl.edu/animationsLinks.html

Unsure why this is called ‘Bad Astronomy Blog’ – lots of topics covered on a weekly basis … scroll down to find the stuff you want.
http://www.slate.com/blogs/bad_astronomy.html

An astronomical Video Crash Course – at least six topics as at 10/3/2015. ‘Videos’ play on-line: Careful you don’t fall into a black hole …
http://www.slate.com/blogs/bad_astronomy/2015/03/09/bad_astronomy_video_the_black_hole_and_the_dust_cloud.html

Constellations. A Guide to the Night Sky. If you are into star gazing this is the site for you, with lists of constellation names and maps, a link to the Messier Catalogue, the Wikisky map as well as Hubble and NASA sites with latest news.
http://www.constellation-guide.com/

Getting Started In Astronomy. The Royal Astronomical Society’s web page provides excellent information for complete beginners and beyond!
https://www.ras.org.uk/education-and-careers/for-everyone/92-getting-started-in-astronomy#web

Ian Ridpath is one of the most dedicated and prolific writers on astronomy, endorsed by Professor Sir Martin Rees, Astronomer Royal “…His works all have clarity and authority”.
http://www.ianridpath.com/

Heavens Above. Track the International Space Station (ISS) and various satellites
http://www.heavens-above.com/

Monthly Guide – to the five visible planets – see where they are and when you can view them.
http://earthsky.org/astronomy-essentials/visible-planets-tonight-mars-jupiter-venus-saturn-mercury

Moon Connection: This site covers almost every aspect of the moon you would ever want to know from viewing to photography and beyond … what is moonshine? Find out here:
http://www.moonconnection.com/moon_phases_calendar.phtml

A Telescope Buying Guide: This site describes the different type of telescopes that a beginner might use, tips and tricks, and some more advanced techniques.
https://www.geekwrapped.com/posts/telescope-buying-guide

Cardigan U3A Astronomy Group created this list of links to help members and others enjoy the ‘night sky’ and begin to understand our Universe and the space beyond.