An overview of the Chandra mission and goals, Chandra's namesake, top 10 facts.
Classroom activities, printable materials, interactive games & more.
Overview of X-ray Astronomy and X-ray sources: black holes to galaxy clusters.
All Chandra images released to the public listed by date & by category
Current Chandra press releases, status reports, interviews & biographies.
A collection of multimedia, illustrations & animations, a glossary, FAQ & more.
A collection of illustrations, animations and video.
Chandra discoveries in an audio/video format.
Stellar Evolution - Useful Resources

  • Cassiopeia A Timeline Story
    The Cassiopeia A Timeline tells the story of the death of a giant star. It is written from a historical perspective, interwoven with the progression of astronomy-related events and technology that have given us the knowledge we have about stellar evolution.


  • Interactive H-R Diagram
    Includes an animated version of the HR diagram to help you understand how a star changes throught its life. It shows how a star's brightness and surface temperature are measured throughout its life cycle.


  • Cosmic Evolution
    An interactive website that describes cosmic evolution, from the Big Bang to Humankind
[Back]