the sun and related videos

Star size comparison:   http://www.youtube.com/watch?v=zWpZ1gIEHhY&feature=related

The biggest star in the universe:  http://www.youtube.com/watch?v=2LUQVzerseI&feature=related

The sun (4 related videos):   http://www.bbc.co.uk/science/space/solarsystem/sun_and_planets/sun#p005xg9b

Exploring the sun:  http://www.youtube.com/watch?v=x6RYgQ2jxCU&feature=related

Cosmic Journeys: Attack of the Sun 24 minutes:  http://www.youtube.com/watch?v=fMUHkz5nx8g&feature=related