Alexander Gerst
German astronaut and geophysicist (born 1976)
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Key Takeaways
- Alexander Gerst (born 3 May 1976 in Künzelsau, Baden-Württemberg) is a German European Space Agency (ESA) astronaut and geophysicist, who was selected in 2009 to take part in space training.
- Gerst returned to space on 6 June 2018, as part of Expedition 56/57.
- He returned to Earth on 20 December 2018.
- While in high school, he volunteered as a scout leader, firefighter, and water rescue lifeguard.
- From 1998 to 2003 Gerst participated in several international scientific collaborations and field experiments, including some in remote locations such as Antarctica.
Alexander Gerst (born 3 May 1976 in Künzelsau, Baden-Württemberg) is a German European Space Agency (ESA) astronaut and geophysicist, who was selected in 2009 to take part in space training. He was part of the International Space Station Expedition 40 and 41 from May to November 2014. Gerst returned to space on 6 June 2018, as part of Expedition 56/57. He was the Commander of the International Space Station. He returned to Earth on 20 December 2018. After the end of his second mission and before being surpassed by Luca Parmitano in 2020, he held the record for most time in space of any active ESA astronaut (362 days), succeeding Italian astronaut Paolo Nespoli, and German ESA astronaut Thomas Reiter, who formally held the record for the longest time in space for any active or retired ESA astronaut.
Education and research
Gerst graduated from the Technical High School in Öhringen, Germany, in 1995. While in high school, he volunteered as a scout leader, firefighter, and water rescue lifeguard.
Gerst studied at the University of Karlsruhe (now Karlsruhe Institute of Technology), Germany, where he received a degree in geophysics with distinction.
From 1998 to 2003 Gerst participated in several international scientific collaborations and field experiments, including some in remote locations such as Antarctica.
From 2001 to 2003, Gerst studied for a master's degree in earth sciences at Victoria University of Wellington in New Zealand. While researching his master's thesis, he developed volcano monitoring techniques that might improve forecasts of volcanic eruptions. His results were published in Science Magazine.
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