Imagine the Universe!
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Table of Contents

Association with National Mathematics and Science Standards


Foreword - The Story of Andromeda


I. The Visible Lives of Galaxies

  1. The Characteristics of Galaxies
  2. How Galaxies Get Their Names
  3. The Components of a Galaxy
  4. The Clustering of Galaxies

II. The Hidden Lives of Galaxies

  1. Hidden Objects
  2. Hidden Mass
  3. Possibilities for Dark Matter
  4. Formation of Galaxies

III. Classroom Activities

IV. Student Worksheets

V. Glossary

VI. About the Poster

VII. References and Other Resources

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Imagine the Universe! is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA's Goddard Space Flight Center.

The Imagine Team
Project Leader: Dr. Barbara Mattson
Curator: Meredith Gibb
Responsible NASA Official: Phil Newman
All material on this site has been created and updated between 1997-2014.
This page last updated: Wednesday, 01-Jun-2005 09:47:48 EDT