Soyuz TM-19 was the 19th mission and the 16th long-duration expedition to Mir space station. The mission began on July 1, 1994, 12:24:50 UTC, launching Commander Yuri Malenchenko and Flight Engineer Talgat Musabayev into orbit. They docked with Mir two days later. During their stay there, cosmonauts performed two EVAs, carried out various scientific experiments in medicine, material sciences, astrophysics etc. Station crew was visited by several Progress resupply spacecrafts, and welcomed aboard the Soyuz TM-20 crew. The mission concluded with a safe landing back on Earth on November 4, 1994, 11:18:26 UTC.
Low Earth OrbitThe U.S. Navy began replacing and upgrading its ultra-high frequency (UHF) satellite communications network during the 1990s with a constellation of customized satellites built by Hughes Space and Communications Company. Known as the UFO (Ultra High Frequency Follow On) series, these HS-601 model satellites support the Navy's global communications network, serving ships at sea and a variety of other U.S. military fixed and mobile terminals.
Geostationary Orbit