A rack of four gyroscopes is part of the hardware and equipment filling the Space Station Processing Facility SSPF.

A rack of four gyroscopes is part of the hardware and equipment filling the Space Station Processing Facility (SSPF). Other elements of the International Space Station also housed in the SSPF are the U.S. Lab, Destiny; the Multi-Purpose Logistics Modules Raffaello and Leonardo; and the Pressurized Mating Adapter-3 (PMA-3). The PMA-3 is the first element scheduled to be launched to the space Station, on STS-92. Next is Destiny, on STS-98, followed by the MPLMs on STS-102 and STS-100. No dates have been determined yet for these missions