This photo was taken by Astronaut Ron Garan aboard the ISS and shows the Southern Lights. Garan takes photos in space and shares them over Google+.
From hosting tweetups with space enthusiasts, to sharing space amazing videos on YouTube, NASA has embraced social media as a way to spread its message and further popularize astronomy.
Social media has broadened our access to astronomy and life off Earth. If you've dreamed of owning your own telescope and seeing distant lands, there are more resources than ever to help make your dreams a reality. Here are just a few options for budding armchair astronomers: