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.
Chandra Screen Savers

Bring the Chandra X-ray Observatory to your PC with our Screensavers & Desktop Patterns/Wallpapers!


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Chandra Images, 2006
A collection of images taken by the Chandra X-Ray Observatory, including the latest images of Cassiopeia A, Crab Nebula and W3 Main. Feb '07
Wide Screen Format (17.3 MB)
Normal Screen Format (8.4 MB)


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Chandra Images, 2005
A collection of images taken by the Chandra X-Ray Observatory, including the latest images of Abell 2125, Kepler's Supernova Remnant, and Saturn. Jul '05
Mac OS X (7.9 MB)
Installation Instructions


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Chandra Two Years (1999 - 2001)
A collection of images taken by the Chandra X-Ray Observatory within its second year of operation. Some of the images featured include: NGC 4631, Vela Pulsar (Wide-Field View), NGC 7027, Arches Cluster, 47 Tuc, XTE J1118+480 and others. Also available as quicktime & shockwave Jul '01
Windows 95/98/NT (2.4 MB)
Mac (4.1 MB)


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First Year Edition (1999 - 2000)
A collection of images made by the Chandra X-Ray Observatory within its first year of operation. Some of the images featured include: Crab Nebula, M82, M31, E0102, Perseus, Eta Carinae, 3C295 &A2142. Also available as quicktime & shockwave Dec '00
Windows 95/98/NT (4.9 MB)
Mac (4.1 MB)


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Chandra's Supernova Portrait Gallery
In 1999, the Chandra X-Ray Observatory imaged remnants of six different supernova explosions: Cassiopeia A, N132D, E0102-72.3,G21.5-0.9, PSR 0540-69 and Crab Nebula. View the beautiful images of these massive star explosions in our Supernova Portrait Gallery screensaver. Feb '00
Windows 95/98/NT (487 K)
Mac (8.7 MB)


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Salute to the STS-93 Mission
A salute to the STS-93 Mission & Crew for the successful launch and deployment of the Chandra X-ray Observatory.
Also available as quicktime & shockwave files. Updated Dec '00
Mac (2.8 MB)
Windows 95/98/NT (3.8 MB)


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Construct, Launch, Observe
"Construct, Launch, Observe" is the theme for this screen saver, displaying images for each key word. Updated Feb '00
Windows 95/98/NT (619 K)
Mac (3.8 MB)


Directions

For Windows 95/98/NT:

Download the zipped setup file to install the Chandra Screen Saver by clicking on any of the "Windows 95/98/NT" links from above. Unzip the archive, and Extract it to the C:\Windows\System folder. Run the file and choose "Display" from the Control Panel of your computer. Under the "Screensaver" tab, select the file from the list (each Chandra screensaver will start with "CXC") and hit "Apply".

For the Mac (OS 8.x/9):

Download the stuffed setup file to install the Chandra Screen Saver by clicking on any of the "Mac" links from above. Unstuff the archive and copy the Chandra Screen Saver icon to your Control Panels (located in the "System Folder" in the hard drive). Restart your computer and you're done!

Try our wallpaper & desktop patterns too!