No, but that should be quite straightforward to add with Astro, I will check that.

  Edit : it seems that I now do have one : https://lucassifoni.info/blog/tag/astronomy/rss.xml 

I am not an RSS user myself, I tested it with an online reader and it should be working.

Cool, thank you very much.

I just tried it, the links don't seem to be working. I get sent to https://lucassifoni.info/miniscope-tiny-telescope.mdx for example