Cosmonaut Aleksandr Kaleri, born May 13, 1956 in present-day Latvia, ranks fourth in time spent in space.
His first flight was as Flight Engineer on Soyuz TM-14 to the Mir space station in March 1992. He spent over 145 days in space as part of Mir EO-11.
His second flight was as Flight Engineer on Soyuz TM-24 to Mir in August 1996. He spent over 196 days in space as part of Mir EO-22.
His third flight was aboard Soyuz TM-30 as Flight Engineer to Mir in April 2000. He spent over 72 days in space as part of Mir EO-28.
His fourth flight was as Commander of Soyuz TMA-3 to the International Space Station in October 2003. He participated in Expedition 8 and spent over 194 days in space.
His fifth and final flight was aboard Soyuz TMA-01M as commander to the International Space Station. He participated in Expeditions 25-26, spending over 159 days in space.
In total, he has spent more than 769 days in space, which is over 2 years!
