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.
Black Holes Wallpaper

Bring the Chandra X-ray Observatory to your PC with our Desktop Patterns/Wallpapers & Screensavers!
"How do I place a Chandra image on my desktop?" Answer

Single Image Desktop Patterns/Wallpaper

Thumbnail of NGC 6240
NGC 6240
[Photo Album]
640x480 - 356 kb
800x600 - 539 kb
1024x768 - 857 kb
1280x800 - 1 MB
1280x1024 - 1 MB
1440x900 - 1 MB
1680x1050 - 1 MB
1920x1200 - 2 MB


Thumbnail of GRS 1915+105
GRS 1915+105
[Photo Album]
640x480 - 409 kb
800x600 - 638 kb
1024x768 - 1 MB
1280x800 - 1 MB
1280x1024 - 1 MB
1440x900 - 1 MB
1680x1050 - 2 MB
1920x1200 - 3 MB


Thumbnail of M81
M81
[Photo Album]
640x480 - 274 kb
800x600 - 390 kb
1024x768 - 573 kb
1280x800 - 708 kb
1280x1024 - 822 kb
1440x900 - 805 kb
1680x1050 - 1003 kb
1920x1200 - 1 MB


Thumbnail of NGC 4696
NGC 4696
[Photo Album]
640x480 - 151 kb
800x600 - 190 kb
1024x768 - 249 kb
1280x800 - 287 kb
1280x1024 - 353 kb
1440x900 - 317 kb
1680x1050 - 379 kb
1920x1200 - 449 kb


Thumbnail of Sagittarius A*
Sagittarius A*
[Photo Album]
640x480 - 81 kb
800x600 - 112 kb
1024x768 - 160 kb
1280x800 - 358 kb
1280x1024 - 218 kb
1440x900 - 382 kb
1680x1050 - 451 kb
1920x1200 - 518 kb


Thumbnail of NGC 6240
NGC 6240
[Photo Album]
640x480 - 29 kb
800x600 - 40 kb
1024x768 - 58 kb
1280x800 - 150 kb
1280x1024 - 87 kb
1440x900 - 165 kb
1680x1050 - 193 kb
1920x1200 - 226 kb


Thumbnail of XTE J1118+480
XTE J1118+480
[Photo Album]
640x480 - 174 kb
800x600 - 264 kb
1024x768 - 406 kb
1280x800 - 811 kb
1280x1024 - 604 kb
1440x900 - 961 kb
1680x1050 - 1 MB
1920x1200 - 1 MB