Imagine the Universe!
Basic X-ray Astronomy icon

Welcome to the World of X-ray Astronomy

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Level 1 topics include:

  • How X-rays Were Discovered
  • How Astronomers Observe X-rays Emitted by Cosmic Sources
  • The Kinds of Objects in the Universe that X-ray Astronomers Observe

Level 2 topics include:

  • History of X-ray Astronomy
  • X-ray Telescopes
  • X-ray Detectors
  • Targets of X-ray Astronomy Observations

Take Me to Level 1 Information

Take Me to Level 2 Information

If words seem to be missing from the articles, please read this.

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: J.D. Myers
Responsible NASA Official: Phil Newman
All material on this site has been created and updated between 1997-2014.
This page last updated: Monday, 27-Sep-2004 11:26:10 EDT