Imagine the Universe!

Active Galaxies and Quasars

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Level 1 topics include:

  • An Introduction to Active Galaxies
  • Seyferts
  • Quasars
  • Blazars

Level 2 topics include:

  • Introduction: A Monster in the Middle
  • Seyferts
  • Quasars
  • Blazars

Take Me to Level 1 Information

Take Me to Level 2 Information

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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: Tuesday, 04-Dec-2001 15:46:56 EST