The largest structure that people have put into space is the International Space Station (ISS). It is an orbiting laboratory and living space, measuring approximately 109 meters (358 feet) in length and 73 meters (240 feet) in width, with a total mass of around 419,725 kilograms (925,335 pounds). The ISS is a collaboration between NASA, Roscosmos, ESA, JAXA, and CSA, and it has been continuously occupied since November 2000.
