Here, you can see all the more official websites we got this information from to put in this unofficial website. For an obscure person, Huygens has a lot of websites about him. Visit any of these if you want to learn more about him.
- https://www.britannica.com/biography/Christiaan-Huygens
- https://www.space.com/16070-christiaan-huygens.html
- https://www.famousscientists.org/christiaan-huygens/
- http://www.newworldencyclopedia.org/entry/Christiaan_Huygens