'Globular cluster' diaporamas de présentation

Globular Clusters: HST Breathes New Life into Old Fossils

1. Globular Clusters: HST Breathes New Life into Old Fossils. Hubble Science Briefing Jay Anderson STScI June 3, 2010. 2. Outline. Globular Clusters Omega Cen Early release images Colors Simulations Stellar Populations The cutting edge with HST. 3. Globular Clusters.

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Constellations. Earth, Moon, and Sun. Solar System Safari. Looking Up. Far, Far A way. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500.

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Gas Dynamics, Lecture 2 (Mass conservation, EOS) see: astro.ru.nl/~achterb/

Prof. dr. A. Achterberg, Astronomical Dept. , IMAPP, Radboud Universiteit. Gas Dynamics, Lecture 2 (Mass conservation, EOS) see: www.astro.ru.nl/~achterb/. What did we learn last time around?. Equation of motion; R elation between pressure and thermal velocity dispersion;

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Our Galaxy; Photo of portion of milky way

Our Galaxy; Photo of portion of milky way Chapter Twenty-Three Guiding Questions What is our Galaxy? How do astronomers know where we are located within it? What is the shape and size of our Galaxy? How do we know that our Galaxy has spiral arms?

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The Milky Way Galaxy

The Milky Way Galaxy. The Milky Way Galaxy. Panoramic View. We now know that our Milky Way is a highly flattened system of stars, about 25,000pc across, with the sun about 2/3 of the way from the center. . Studies of Galactic Structure.

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Classification of Things

Classification of Things. Dr. Harold Williams Montgomery College Planetarium http://Montgomerycollege.edu/Departments/planet/. Who, Why, What, Where, When, and How. Who and What are classification questions Who and Why are Religious questions

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Space Test Study Guide Answers

Space Test Study Guide Answers . The Astronomers . The length of a day is based on _________________. the rotation of the Earth on its axis. The Astronomers . A ______________ is roughly the amount of time required for the moon to orbit the Earth once. month. The Astronomers .

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GALAXIES

GALAXIES. A GALAXY IS. A massive group of stars held together by their mutual gravity. . Our sun is in the MILKY WAY galaxy. Profile of the MW. The milky way is:. 100,000 LY across 1000 LY thick The sun is approximately 28,000 LY from the center . The milky way contains .

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The Population III Connection Jonathan Devor

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Imaging dense globular clusters like M3 and M15

Imaging dense globular clusters like M3 and M15. Rodney Howe Deep Space Exploration Society ahowe@frii.com Strikis Iakovos - Marios Hellenic Amateur Astronomy Association Elizabeth Observatory of Athens jdstrikis@hotmail.com

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UMSL Fifth Grade Astronomy Outreach Program

UMSL Fifth Grade Astronomy Outreach Program. Presented by:. David Peaslee Michelle Brockschmidt Program Advisor: Dr. Bruce Wilking. Program Background. The program has been offered in the spring to fifth grade classes in the St. Louis area since 1992.

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Stellar evolution and star clusters

Stellar evolution and star clusters. Key variable is mass of star directly measured only for binary stars, but it determines position on main sequence. Cluster ages. Main-sequence luminosity increases much faster than mass therefore massive stars use up their fuel much faster

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Autumn Stargazing

Autumn Stargazing. The Autumn Sky. Still contains your circumpolar constellations: Ursa Major, Ursa Minor, Cepheus, Cassiopeia and Draco Summer constellations, such as Cygnus, Aquila and Lyra, are still visible. New constellations to look for include: Pegasus Perseus Auriga. Pegasus.

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A Possible New Test of the M BH - ? Relation at Globular Cluster Masses

A Possible New Test of the M BH - ? Relation at Globular Cluster Masses. Steve Zepf Michigan State University. Collaborators Arunav Kundu Tom Maccarone Katherine Rhode Gilles Bergond Stephen Shih Chris Waters.

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Blue Straggler Stars

Blue Straggler Stars. By Emilie Lafrance. Plan. Discovery How BSS differ from regular stars Origin theories Observations Unanswered questions and Implications. Discovery.

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ESS 10.8.1-10.8.9 TEST 8

ESS 10.8.1-10.8.9 TEST 8. 8 TH GRADE SCIENCE. DAILY CHANGES IN THE LEVEL OF OCEAN WATER ARE CALLED _________. SPRINGS B. TIDES C. FLOODS D. SALINITY 2. THE DIFFERENCE BETWEEN LEVELS OF OCEAN WATER AT HIGH TIDE AND LOW TIDE IS THE _____. SPRING TIDE B. NEAP TIDE

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SP ACE LITERACY PROJECT

SP ACE LITERACY PROJECT . Our universe. How old is our universe? Our u niverse is 15 billion years old How did the universe begin? It began with the big bang What is the tempreture of our universe? The universe is 2.73 or colder

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PI Total time #CoIs, team

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Google Sky

Hercules. Star Facts . Google Sky. All the stars in the constellation Hercules are second magnitude and dimmer. The real attraction with the Hercules constellation is its two spectacular globular clusters.

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Outreach

Teaching Research .

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