Click to edit Master title styleClick to edit Master text stylesSecond levelThird levelFourth levelFifth levelStar FormationEvolution of Low-Mass StarsEvolution of High-Mass StarEvolution of High-Mass

Click to edit Master title styleClick to edit Master text stylesSecond levelThird levelFourth levelFifth levelThe Hertzsprung-Russell DiagramStellar Classification: Spectral Types Stars classified a

Click to edit Master title styleClick to edit Master text stylesSecond levelThird levelFourth levelFifth levelTo look for black holes formed by the death of high-mass stars we look for binary systems