the.com/astronauts
people who ride explosions to fall around the earth forever, on purpose.
means a person trained to fly, live, and work in the vacuum of space, usually inside a very expensive tin can.
from from greek astron (star) plus nautes (sailor) — coined mid-1900s when spaceflight stopped being fiction and needed a job title.
bone losslose up to 1% bone density per month in orbit
height changegrow up to 2 inches taller in space
russian termcosmonauts, same job, different flag and etymology
first wordgagarin's launch cry roughly translated to let's go