Spring 2012 Astronomy Course Mississippi Valley Night Sky Conservation The Sky Around Us Program developed by Mississippi Valley Conservation Authority.
Announcements Homework 10 due Monday: Make your own H-R diagram!
Stellar Remnants Chapter 18. Stellar Astrophysics.
Slide 1 Stellar Evolution M ~4 P R O T O S T A R M a i n S e q u e n c e D G I A N T Planetary Supernova Nebula W h i t e D w a r f B r o w n D w a r f.
Susan CartwrightOur Evolving Universe1 The Lives of Stars n From studying nearby stars and stellar clusters l most stars are on the main sequence l stars.
Supernova. Explosions Stars may explode cataclysmically. –Large energy release (10 3 – 10 6 L ) –Short time period (few days) These explosions used.
February 21, 2006 Astronomy 2010 1 Chapter 21: Stars: From Adolescence to Old Age.
12 April 2005AST 2010: Chapter 211 Stars: From Adolescence to Old Age.
Chapter 13 Stellar Evolution Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Stellar Classification and Evolution: The origin, life, and death of stars.
Chapter 21: Stars: From Adolescence to Old Age
12.3 Life as a High-Mass Star Our Goals for Learning What are the life stages of a high mass star? How do high-mass stars make the elements necessary for.
