David S. F. Portree

dsfpspacefl1ght.bsky.social

23 April 2026 17:35

If you like unusual spacecraft designs, you'll love this one. A relic of the early days of Space Shuttle planning, when the goal was to resupply space stations economically. Pictured is a typical large (~100 crew) space station design of the time. spaceflighthistory.blogspot.com/2021/03/inte...

Richard

rstirn.bsky.social

26 February 2026 18:55

This one. Also cool, and I didnt know, you can manipulate the electro-optical periscope with a joystick from the console!

Richard

rstirn.bsky.social

26 February 2026 18:54

Updated illustration of the Taiwanese submarine Hai Kun (SS-711). Sail and masts I've seen so far.

David S. F. Portree

dsfpspacefl1ght.bsky.social

13 May 2025 17:04

Just about ready to write my first new blog post in a couple of years. Glad I stepped away, now eager to get back to it.