Harmony willbe movedin front of the U.S. Destiny Laboratory on thestation before the next shuttle flight arrives with the European Space Agency's Columbus module around Dec. 8.

STS-98 brought up the Destiny Module and attached it to the forward side of Unity. STS-100 brought up the Canadarm2 - which was crucial for constructing the station.

On Dec. 6, 1998, the six-member STS-88 crew mated Unity, the first U.S. element of the International Space Station, with the already-orbiting Zarya module, beginning the historic assembly of the ...

How big is the ISS? NASA describes it as “larger than a six-bedroom house.” The ISS actually measures 357 feet (108 meters) from end-to-end, which is about the size of an American football field.