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Documents Adapted from Dr. James Lochner USRA & NASA/GSFC Sandra Sweeney, Joseph Petsko Perkiomen Valley...

Slide 1Adapted from Dr. James Lochner USRA & NASA/GSFC Sandra Sweeney, Joseph Petsko Perkiomen Valley School District, PA Slide 2 NewtonEinstein Slide 3 Our understanding…

Documents Introduction to Astrophysics Lecture 14: Galaxies NGC1232.

Slide 1Introduction to Astrophysics Lecture 14: Galaxies NGC1232 Slide 2 Aims of studying galaxies There are many things we would like to know about galaxies:  What is…

Technology AST 5.3 PPT

1.5.3The Milky Way and Other Galaxies2. How Many Galaxies Exist?When astronomers chose a relatively empty spot on the sky near the Big Dipper and used the Hubble Space Telescope…

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National Science Olympiad Astronomy Event 2013 Stellar Evolution and Type II Supernovas Chandra X-Ray Education & Public Outreach Office Donna L Young, Lead Educator…

Documents Toward a new_distance_to_the_active_galaxy_ngc4258

1. Toward a New Distance to the Active Galaxy NGC 4258:II. Centripetal Accelerations and Investigation of Spiral StructureE. M. L. Humphreys, M. J. Reid, L. J. Greenhill,…

Documents 3A03 – GR and Cosmology Ralph Pudritz Dept. of Physics & Astronomy McMaster University.

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Documents The Universe of Galaxies. A Brief History 1610 - Galileo.

Slide 1The Universe of Galaxies Slide 2 A Brief History 1610 - Galileo Slide 3 1610 - Galileo resolves the Milky Way into stars Slide 4 1784 – Hershel maps the Milky Way…

Documents Great Astronomers of the 20th Century: A Brief Review of Astronomy C. G. De Pree RARE CATS June...

Slide 1 Great Astronomers of the 20th Century: A Brief Review of Astronomy C. G. De Pree RARE CATS June 2002 Slide 2 Great Moments in 20th Century Astronomy Determining the…

Documents Astro 10-Lecture 13: Quiz 1. T/F We are near the center of our Galaxy 2.Cepheid variable stars can.....

Slide 1 Astro 10-Lecture 13: Quiz 1. T/F We are near the center of our Galaxy 2.Cepheid variable stars can be used as distance indicators because a) They all have the same…

Documents Announcements Pick up graded tests Homework 12 due today Pick up Homework 13 Second project is due a...

Slide 1 Announcements Pick up graded tests Homework 12 due today Pick up Homework 13 Second project is due a week from Friday If you’re following our syllabus, you’ll…