Expedition 1 docked with the International Space Station, beginning an unbroken chain of continuous human presence in space that continues to this day.
Commander Bill Shepherd of NASA and cosmonauts Yuri Gidzenko and Sergei Krikalev spent 136 days aboard the fledgling station, laying the groundwork for what would become humanity's longest-running off-world outpost — now visited by astronauts from more than 20 countries.
