It seems stars in globular clusters may have a more colourful history than previously thought. Messier object playlist: http://bit.ly/MessierObjects M2 is also known as NGC 7089 Featuring Professor Mike Merrifield from the University of Nottingham. (Yes I forgot the S in Herschel - it's not like he is a big deal in astronomy or anything!?) Deep Sky Videos website: http://www.deepskyvideos.com/ Twitter: https://twitter.com/#!/DeepSkyVideos Facebook: http://www.facebook.com/DeepSkyVideos Flickr: http://www.flickr.com/photos/68847473@N02/ More about the astronomers in our videos: http://www.deepskyvideos.com/pages/contributors.html Video by Brady Haran