Raumfahrt Concret
http://www.raumfahrt-concret.de/

Space3000
http://www.space3000.net/

Brian Harvey - author with special expertise on the Chinese space programmes
https://en.wikipedia.org/wiki/Brian_Harvey_(author)

Blaine V. Curcio - Commercial Space and Satellite Expert
https://www.linkedin.com/in/blaine-curcio/

Orbital Gateway Consulting
https://www.orbitalgatewayconsulting.com/

Jean Deville
https://www.linkedin.com/in/jean-deville-4aa80479/

The China Aerospace Blog
https://china-aerospace.blog/

spacewatch.global - An Independent Perspective on Space
https://spacewatch.global/  

Matjaž Tančič - lens-based artist, working between China and Slovenia
http://matjaztancic.com/swiper_portfolio/mars-on-earth-ongoing/