nbcnews: &ldquo;From space you can see the ‘Emerald Isle’ is very green!,” wrote astronaut Terry Virts as he tweeted this photo for St. Patrick’s Day. http://nbcnews.to/1xv4IV7

nbcnews: “From space you can see the ‘Emerald Isle’ is very green!,” wrote astronaut Terry Virts as he tweeted this photo for St. Patrick’s Day. http://nbcnews.to/1xv4IV7

nbcnews: “From space you can see the ‘Emerald Isle’ is very green!,”