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Oleg Kononenko is the world's most experienced space traveler in terms of cumulative time spent in orbit. Having surpassed 1,000 days in space, he has become the definitive subject for studying the lo...

Canadian astronaut Chris Hadfield gained global recognition for his captivating social media presence during his time aboard the International Space Station. He documented his experiences through stun...

Shannon Lucid was a pioneer of long-duration spaceflight, holding the record for the most time in space by a woman for many years. Her time aboard the Russian Mir space station was a critical test of...

Scott Kelly is best known for his 'Year in Space' mission, where he spent 340 consecutive days aboard the International Space Station. This mission provided critical data on the physiological and psyc...

Peggy Whitson is a titan of modern spaceflight, holding the record for the most cumulative time in space by an American astronaut. A biochemist by training, she served as the first female commander of...

Gennady Padalka is a legendary cosmonaut who held the record for the most cumulative time in space for several years. A veteran of five spaceflights, he spent over 878 days in orbit, serving as comman...

Sergei Krikalev is often referred to as the 'last citizen of the USSR' because he was in space aboard the Mir station when the Soviet Union collapsed. A veteran of six spaceflights, he has spent over...

Christina Koch holds the record for the longest single spaceflight by a woman, spending 328 days in orbit. An electrical engineer by trade, she was a key member of the first all-female spacewalk team,...

Jessica Meir is a prominent modern astronaut and a marine biologist who has made significant contributions to our understanding of life in extreme environments. She was a member of the first all-femal...