#OTD Nov 20, 1998 Zarya the first module of the ISS launched on a Russian Proton rocket. It had a mass of 19,323kg / 42,600lbs, length 12.56m / 41.2ft, diameter 4.11m / 13.5ft, and habitable volume of 46,722 liters / 1,650 cubic feet. It was joined two weeks later by the Unity module from the U.S.
over 1 year ago