This website is powered and served using pretty much only open source and/or free technologies and products. Here are some of them:
My gratitude goes to all the folks behind these awesome resources and those I didn't mention.
Unfortunately I don't know who to credit for the image out of which I made the background pattern, but I'll take this opportunity to thank the NASA and the ESA for all the amazing images and podcasts they produce and release.
As for the hosting, it's done, excellently, by alwaysdata.