Ch. 23
CH 15 SEC 4 STAR SYSTEMS AND GALAXIES
Cepheid Stars as standard candles for distance measurements
Celestial Objects
CCD Talk
Catalogue of observed tangents to the spiral
Class web page
Class Announcements Objectives for today Solar System
Citizen Science
Christian Marinoni
chapter19MilkyWay
chapter19 - Empyrean Quest Publishers
Chapter15- A Universe of Galaxies
Chapter14(11-18-10)
Chapter Review
Chapter 8, Astronomy Lesson 5, Galaxies and Beyond Objectives
Chapter 3: Stars, Galaxies, and the Universe
Chapter 30.3 Star Groups
Chapter 25 Beyond Our Solar System
Chapter 21 Vocabulary PowerPoint Presentation
