OCTOBER 26 AND 27 AGENDA 1. Star life continued LEARNING TARGET AND VOCAB • Learning target: I will be able to describe the formation of protostars • Vocab: T-Tauri phase, nuclear fusion COOL NEWS • http://news.discovery.com/space/astro nomy/two-monster-stars-kiss-beforedoom-151021.htm Two Binary stars “kiss” END OF CLASS • Describe what happens as protostars age.