PPT-1 Where are the Stars like our Sun?

Are all the stars we see in the night sky like our Sun 2 TYPES OF STARS IN OUR GALAXY 90 HealthyStable 9 White Dwarfs 1 Giants 3 TYPES OF STARS IN OUR GALAXY 9 White Dwarfs 1 Giants HealthyStable Stars. do not live alone. B. ackground Design E. . Buunk. / S.E. de Mink, . HST image: NASA . Paresce. Selma E. de Mink. Hubble Science Briefing . , . February 7, 2013. Hubble Fellow at Space Telescope Science Institute / Johns Hopkins University. Are They Chemically Distinct to Their Fellow RGB and HB Stars?. M5: SDSS . Simon . Campbell. 1. . Universitat. . Politecnica. de . Catalunya. , Barcelona, Spain. 2. CSPA, . Monash. University, Melbourne, Australia. Soprano I Hence  stars,  you  daz- zle but the sight,   you teach to Soprano II Hence  stars, \r \r \r Alto Hence  stars, hence   stars too  dim of light,  you  daz-  zle  b The Sun and the Stars. Stellar Lifecycle. Starbirth. Young Stars. Globular Clusters. Star Death. Star Death. Star Death. Star Death. Aims and Objectives. To introduce you to the properties of . t. he Sun and the stars, and their evolution. B-V color index way of quantifying this - determining spectral class - using two different filters. one a blue (B) filter that only lets a narrow range of colors or wavelengths through centered on the blue colors, . Elliptical Galaxies. Spiral Galaxies. Barred Spiral. Lenticular. Irregular (. L. arge . M. agellanic . C. loud). Dwarf Spheroidal Galaxy. Isochrone - 2.5x10. 8. yrs. Isochrone - 4x10. 9. yrs. IMF in the ρ Oph Association. Zach Hartman. Outline. What are they good for?. How do we classify them?. Optical. Ultraviolet. How weird can they get?. DSS/NASA. A Fistful of B Stars. Why do we care about B stars?. H II Regions. More common than O stars. The “. Cosmic Distance Ladder. ”. Visual. “. Parallax. ”. “. Binocular. Vision”…. Let’s us “see” 3D images . (depth). …but, how to do this to get . Astronomical Distances. ?. “. constellations. a. Ancient cultures used . mythology. or everyday items to name constellations. 2. Modern astronomy studies . 88 . constellations. 3. Some constellations are not . visible. all year because Earth revolves around the Sun. Stars 1. Patterns of stars – constellations a. Ancient cultures used mythology or everyday items to name constellations 2. Modern astronomy studies 88 constellations 3. Some constellations are not Tip 16 copper skin tonestars 2105-8507SMnBatWebIs50530qxd 7/12/05 1142 AM Page 1Using Your Decorating Bag and Coupler1Screw ring off coupler to expose series of tiny2Force coupler base as far down What is a Blue Straggler?. “The Failure of Occam’s Razor?” . . (Mario . Livio. 1993, ASP Conf. 53, ed. R . Saffer. , p.3). Why has it taken so long?. Inconclusive and confusing early observations. How do stars work and evolve?. Why do stars shine?. Nuclear reactions. Fusion and fission reactions. How nuclear reactions can create energy. Why is it hard to get fusion nuclear reactions to occur?. A . star is a massive ball of plasma that emits . light and electromagnetic energy . throughout the universe. . While . there is only one star in our solar system, there are billions upon billions of stars throughout our galaxy and exponentially more in the billions of galaxies in the universe.