1:28:31telescope makingTutorial
Telescope Building with John Dobson
Dobson Astro-Initiatives
4 HN recommenders
1:28:31telescope makingTutorial
Dobson Astro-Initiatives
4 HN recommenders
1:51:13rocket turbopumpsDocumentary
Astronomy and Nature TV
3 HN recommenders
Videos shared and discussed on Hacker News, with original community evidence and topic labels.
Indie Picks is organized from video metadata and uploader descriptions; it is not a full-video editorial review. HN Library retains community discussions. Sources and data notes