Transhab is kinda still around (or at least was until the pandemic), and even has a fully functional package hooked up to the ISS: https://en.wikipedia.org/wik

Transhab is kinda still around (or at least was until the pandemic), and even has a fully functional package hooked up to the ISS: https://en.wikipedia.org/wiki/TransHab https://en.wikipedia.org/wiki/TransHab https://en.wikipedia.org/wiki/Bigelow_Expandable_Activity_Module https://en.wikipedia.org/wiki/Bigelow_Expandable_Activity_Mo... Image sequence of it inflating in space: https://commons.wikimedia.org/wiki/File:BEAM_module_expansion_series.jpg https://commons.wikimedia.org/wiki/File:BEAM_module_expansio...