One Year Space Station Crew Member Scott Kelly Discusses Life In Space With CBS News | Summary and Q&A

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June 23, 2015
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One Year Space Station Crew Member Scott Kelly Discusses Life In Space With CBS News

TL;DR

Astronaut Scott Kelly discusses unanswered questions about human endurance in space, the unique experiences of living on the International Space Station, and the importance of psychological research.

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Questions & Answers

Q: What are the main unanswered questions regarding human endurance in space?

One of the major concerns is the degradation of astronauts' vision during long-duration space flights. Understanding and mitigating this effect is crucial before sending astronauts on a year and a half mission to Mars. Other concerns include bone and muscle loss and the effects of radiation.

Q: How does having identical twins benefit the genetic research being conducted in space?

Scott Kelly and his twin brother, Mark Kelly, provide a unique opportunity for genetic research since they share almost identical DNA. Studying both of them will help understand how the space environment affects individuals on a genetic basis.

Q: Why does Scott Kelly cross his arms in front of him while in space?

Scott Kelly crosses his arms because it is more comfortable in the floating position. It also helps to stay warm in the slightly chilly environment of the International Space Station. Additionally, putting hands in pockets or moving arms too much can cause floating and generate momentum.

Q: How is the International Space Station holding up after years of operation?

Despite its age, the International Space Station is in pretty good shape. The systems are still operating well, although some problems are expected as things age. The station is capable of continuing to facilitate research and exploration for a long time.

Summary & Key Takeaways

  • Scott Kelly discusses the big unanswered questions in human endurance, including issues with vision degradation, bone and muscle loss, and the effects of radiation.

  • He explains the unique genetic research opportunity provided by him and his twin brother being identical twins and both having flown in space.

  • Kelly talks about the challenges of living in space, including the discomfort of floating and the absence of fresh air and real sunlight.

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