1.Putting order to billions of stars Classifying Stars2. Size Astronomers use 4 sizes for the stars.The largest stars in the universe are calledsuper giants .The star Betelgeuse…

Star Life Cycles and Nuclear Science 2013 V2 31 Slides, I hope you like it. (1 & 2) Kilometers One kilometer = 1000 meters Kilometers are used to measure distances…

Chapter 12 Space Exploration Section 12.1 page 428 Explaining the Early Universe GALAXY â collection of stars, planets, gas and dust held together by gravity SOLAR SYSTEM…

Lives of Stars Chapter 17 Section 4 Pages 583-589 1. Nebula- A star nursery (gases and dust) Gravity pulls gas and dust together. 2. Protostar (earliest) Star is born when…

Star Life Cycles and Nuclear Science 2013 V2 31 Slides, I hope you like it. (1 & 2) Kilometers One kilometer = 1000 meters Kilometers are used to measure distances…