Soyuz TM-28 was the 37th mission and the 26th long-duration expedition to Mir space station. The mission began on August 13, 1998, 09:43:11 UTC, launching Commander Gennady Padalka, Flight Engineer Sergei Avdeyev and Research Cosmonaut Yuri Baturin into orbit. They docked with Mir two days later. During their stay there, cosmonauts performed several EVAs and various scientific experiments in medicine, biotechnology, Earth sciences etc. Station crew was visited by several Progress resupply spacecrafts, and welcomed aboard Soyuz TM-29 with the next expedition crew. The mission concluded with a safe landing back on Earth on February 28, 1999, 02:14:30 UTC.