Twins In Space: NASA's Twin Astronauts Mark and Scott Kelly (Photos)

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Astronaut Double Take: Identical Twins Headed for Space Station

Credit: NASA TV
Twin brothers Scott Kelly and Mark Kelly, both NASA astronauts, were once set to meet in space in 2011. Mark commanded the last mission of the space shuttle…Read More »

Endeavour, STS-134, while Scott led the International Space Station's Expedition 26 mission. The shuttle mission was delayed beyond Scott's time on the station, so they ultimately never met up in space. Now the twin astronauts are volunteering for science experiments as Scott Kelly prepares for a one-year mission. [Read the Full Story]   Less «
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Miriam Kramer, Staff Writer

Miriam Kramer

Miriam interned at Popular Science, Popular Mechanics and Oak Ridge National Laboratory before coming to She graduated with her degree in journalism from the University of Tennessee after working with the microbiology and anthropology departments. She received her master's in science, health and environmental reporting from New York University. To find out what her latest project is, you can follow Miriam on .
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