The 16-foot-long, 8,000-pound Pirs (Docking Compartment 1, DC 1) is attached to the bottom, Earth-facing port of the Zvezda Service Module at the ISS. It docked to the space station on Sept. 16, 2001 and was configured during three spacewalks by the Expedition Three crew. Pirs, also known as DC-1, launched Sept. 14, 2001, as ISS Assembly Mission […]Read More Pirs Module
When in 1993 Russia was invited to join what would become the International Space Station, it brought along an array of hardware, drastically reshaping previously envisioned look of the outpost. The most significant Russian contribution in the space station design was the service module, intended to provide life-support and living quarters for a three-member long-duration […]Read More Zvezda Module
Soyuz is a family of Soviet expendable launch systems developed by OKB-1 and manufactured by Progress Rocket Space Center in Samara, Russia. With over 1700 flights since its debut in 1966, the Soyuz is the most frequently used launch vehicle in the world. For nearly a decade between the final flight of the U.S. Space […]Read More Soyuz – Architecture.
There are many different satellite orbits that can be used. The ones that receive the most attention are the geostationary orbit used as they are stationary above a particular point on the Earth. The orbit that is chosen for a satellite depends upon its application. Those used for direct broadcast television, i.e. satellite television for […]Read More Satellite Orbit Types