Imagine the Universe!

Welcome to the World of X-ray Transients!

Standards Button

Level 1 topics include:

  • Introduction to Transient X-ray Sources
  • Is a Transient Different from a Highly Variable Source?

Level 2 topics include:

  • What is an X-ray Transient?
  • How Do They Do It?

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
Acting Project Leader: Dr. Barbara Mattson
Project Leader (on leave): Dr. Jim Lochner
Curator: Meredith Gibb
Responsible NASA Official: Phil Newman
All material on this site has been created and updated between 1997-2012.
Last Updated: Tuesday, 04-Dec-2001 15:46:56 EST