3,486 likes, 50 comments - astro_frankrubio on June 8, 2023: "I got to take @astro.woody through his OFV (On-Orbit Fit Verification) for his spacesuit the other day. This was in preparation for his first ever EVA (Extra Vehicular Activity or spacewalk)! We do an OFV because some astronauts can grow 1-4cm after getting to space due to the lack of pressure on their spinal column!".