...

NASA is no stranger to combining social media, science and space.

Its Mars Curiosity rover - the famous mobile machine that checked into Mars on FourSquare -- has more than 1.2 million Twitter followers, and it is just one of more than 480 social media accounts NASA manages, according to the agency's deputy social media manager Jason Townsend.

In fact, the Curiosity rover is close to home compared to NASA's farthest reaching social media efforts. Almost 90,000 people follow the latest happenings of NASA's Voyager 1 & 2 spacecraft. Launched in the 1970s, they are the farthest manmade objects from Earth -- close to leaving our solar system at nearly 12 billion miles away.

...

Read more: http://fcw.com/blogs/fcw-insider/2013/02/space-station-hangout.aspx