For Astronaut Twin, Launching Into Space Is All In the Family

Astronaut Double Take: Identical Twins Headed for Space Station

Twin brothers Scott Kelly and Mark Kelly, both NASA astronauts, are set to meet in space next year. Mark will command the last mission of the space shuttle Endeavour, STS-134, while Scott will lead the International Space Station's Expedition 26 mission. <a href=http://www.space.com/missionlaunches/nasa-twin-astronauts-headed-space-station-100914.html>Full story</a>. (Image credit: NASA TV)

An American

U.S. Navy Capt.

Kelly, 46, won't be

If all goes well,

"It's something

Scott said he looks

That moment would be

"These missions

"There's not

Still, both brothers

Seeing Scott off

Scott Kelly will

"It's pretty

Mark voiced

"He's

The twin missions

The spaceflying

Scott will command

Endeavour's mission

However, Congress

Endeavour's crew

"The thing I've

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Michael Wall is a Senior Space Writer with Space.com (opens in new tab) and joined the team in 2010. He primarily covers exoplanets, spaceflight and military space, but has been known to dabble in the space art beat. His book about the search for alien life, "Out There," was published on Nov. 13, 2018. Before becoming a science writer, Michael worked as a herpetologist and wildlife biologist. He has a Ph.D. in evolutionary biology from the University of Sydney, Australia, a bachelor's degree from the University of Arizona, and a graduate certificate in science writing from the University of California, Santa Cruz. To find out what his latest project is, you can follow Michael on Twitter.