NASAexplorer wrote: For more info visit: www.nasa.gov Want more videos? Subscribe to NASA on itunes! phobos.apple.com Or get tweeted by NASA: twitter.com nasa's Swift satellite has acquired the highest-resolution view of the neighboring spiral galaxy M31. Also known as the Andromeda Galaxy, M31 is the largest and closest such galaxy to our own. It's more than 220000 light-years across and lies 2.5 million light-years away in the constellation Andromeda. Between May 25 and July 26, 2008,...
[More >>]