NASA's Twins Study: How Spaceflight (Temporarily) Changes the Body

Brothers compete. So in 2016, when astronaut Scott Kelly returned to Earth after spending a year in space, it must have really annoyed his identical twin brother — retired astronaut Mark Kelly — that Scott was two inches taller than when he left. However, Scott's temporary increase in height was not the only thing that changed during his trip. As part of NASA's Twins Study, while Scott was in space, Mark went about his daily life on Earth. Over the course of the year-long mission, researc

NASA's 'Twins Study,' landmark research for an eventual Mars mission

A NASA study of a US astronaut who spent a year in space while his twin brother remained on Earth is providing valuable insights into the effects of extended spaceflight on the human body, a ...

Fri 12 Apr 19 from Phys.org

Astronaut Study Shows Some Lasting Changes from Time in Space

Scott Kelly's physiology, gene activity, and mental performance changed after time aboard the International Space Station, but mostly returned to normal once back on Earth.

Thu 11 Apr 19 from The Scientist

NASA twins study finds no red flags for long-term space travel

Physiological and genetic effects of life on the ISS return to pre-flight levels soon after return to Earth. Nick Carne reports.

Thu 11 Apr 19 from Cosmos Magazine

We Finally Learned What a Year in Space Did to Astronaut Scott Kelly’s Body

The results have major consequences for the future of human spaceflight

Thu 11 Apr 19 from TIME

What happened when one twin went to space and the other stayed home?

Astronaut twin brothers Scott and Mark Kelly took part in a unique space travel experiment and it turns out that space changes your urine but not your faeces

Thu 11 Apr 19 from Newscientist

Hazards of human spaceflight

Thu 11 Apr 19 from Science Now

Astronaut twins study spots subtle genetic changes caused by space travel

Astronaut twins study spots subtle genetic changes caused by space travelAstronaut twins study spots subtle genetic changes caused by space travel, Published online: 11 April ...

Thu 11 Apr 19 from Nature News

NASA Twins Study finds spaceflight affects gut bacteria

Research from NASA's landmark Twins Study found that extended spaceflight affects the human gut microbiome.

Thu 11 Apr 19 from Medical Xpress

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