The Sun is designated as a "G2V" star. What does that mean? Featuring Michael Merrifield, Amanda Bauer and Chris Conselise. Classifying stars - it's the first step we need to start our understanding of stars. Why do we give the star types such weird letters to classify them? Spectroscopic sequence helped analyse the different types in the late 1800's. Featuring the Harvard "computer", Annie Jump Cannon, one of the first woman astronomers, and who came up with the basic classification we use today after simplifying previous classifications. Visit our website at http://www.sixtysymbols.com/ We're on Facebook at http://www.facebook.com/sixtysymbols And Twitter at http://twitter.com/sixtysymbols This project features scientists from The University of Nottingham http://bit.ly/NottsPhysics Patreon: https://www.patreon.com/sixtysymbols Sixty Symbols videos by Brady Haran http://www.bradyharanblog.com Email list: http://eepurl.com/YdjL9