The only set of twins to ever travel to space will provide scientists with an new way to compare and study the effects of microgravity on the human body.
In a news release, NASA announced a new study that will send astronaut Scott Kelly to the International Space Station for one year while his identical twin brother, retired astronaut Mark Kelly, stays behind on Earth.
The study begins in March 2015 and will focus in part on the comparison of blood samples collected at regular intervals before as well as physiological and psychological testing conducted on the brothers before, during and after the mission, according to the release.
NASA’s Human Research Program has selected 10 proposals that will to look into the molecular, physiological and psychological effects of spaceflight, according to the release.
The 10 selected proposals, which are from 10 institutions in seven states, will receive a combined $1.5 million during a three-year period, the release stated.