1. UNIT 5Stars and GalaxiesBasketball Review 2. QUESTION 1The standard distance astronomers have adapted when calculating absolute visual magnitude is1 pc10 pc100 pc1000…

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The blue stragglers formed via mass transfer in old open clusters B. Tian, L. Deng, Z. Han, and X.B. Zhang astro-ph:0604290 What’s ‘Blue straggler’? lie above and blueward…

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Chapter 20 Stellar Evolution Chapter 20 Stellar Evolution 1 Chapter 20 opener. This striking composite image combines visible light (colored red and purple) acquired by the…

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Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode (presentation…