These are Chandra X-ray Observatory images with short captions. They can be printed on a single page with a color printer. (Note: For Macintosh computers using Netscape, please reduce image size to 70 % before printing the html. The PDF files require Adobe Acrobat Reader, a free plug-in. See our Download Center for help.)
Handouts: '21 | '20 | '19 | '18 | '17 | '16 | '15 | '14 | '13 | | '11 | '10 | '09 | '08 | '07 | '06 | '05 | '04 | '03 | '02 | '01 | '00 | '99
![PKS 0745](/photo/2012/pks0745/pks0745_thm.jpg)
pdf | [Photo Album]
![NGC 3627](/photo/2012/ngc3627/ngc3627_thm.jpg)
pdf | [Photo Album]
![NGC 922](/photo/2012/ngc922/ngc922_thm.jpg)
pdf | [Photo Album]
![GB 1428+4217](/photo/2012/gb1428/gb1428_thm.jpg)
pdf | [Photo Album]
![Abell 30](/photo/2012/a30/a30_thm.jpg)
pdf | [Photo Album]
![Cygnus OB2](/photo/2012/cygob2/cygob2_thm.jpg)
pdf | [Photo Album]
![NGC 4178](/photo/2012/ngc4178/ngc4178_thm.jpg)
pdf | [Photo Album]
![NGC 6543](/photo/2012/pne/ngc6543_thm.jpg)
pdf | [Photo Album]
![Galactic Halo](/photo/2012/halo/halo_thm.jpg)
pdf | [Photo Album]
![Kepler's Supernova Remnant](/photo/2012/kepler/kepler_thm.jpg)
pdf | [Photo Album]
![NGC 1929](/photo/2012/n1929/n1929_thm.jpg)
pdf | [Photo Album]
![Phoenix Cluster](/photo/2012/phoenix/phoenix_thm.jpg)
pdf | [Photo Album]
![M83](/photo/2012/m83sn/m83sn_thm.jpg)
pdf | [Photo Album]
![IGR J11014-6103](/photo/2012/igrj11014/igrj11014_thm.jpg)
pdf | [Photo Album]
![NGC 4342](/photo/2012/ngc4342/n4342_thm.jpg)
pdf | [Photo Album]
![CID-42](/photo/2012/cid42/cid42_thm.jpg)
pdf | [Photo Album]
![M101](/photo/2012/m101/m101_thm.jpg)
pdf | [Photo Album]
![SN 2010jl](/photo/2012/sn2010/sn2010_thm.jpg)
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![PS1-10jh](/photo/2012/ps1/ps1_thm.jpg)
pdf | [Photo Album]
![M83](/photo/2012/m83/m83_thm.jpg)
pdf | [Photo Album]
![Tarantula Nebula](/photo/2012/30dor/30dor_thm.jpg)
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![DLSCL J0916.2+2951](/photo/2012/musketball/musketball_thm.jpg)
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![Cassiopeia A](/photo/2012/casa/casa_thm.jpg)
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![Abell 383](/photo/2012/a383/a383_thm.jpg)
pdf | [Photo Album]
![Abell 520](/photo/2012/a520/a520_thm.jpg)
pdf | [Photo Album]
![IGR J17091-3624](/photo/2012/igr/igr_thm.jpg)
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![Sagittarius A*](/photo/2012/sgra/sgra_thm.jpg)
pdf | [Photo Album]
![G350.1-0.3](/photo/2012/g350/g350_thm.jpg)
pdf | [Photo Album]
![El Gordo](/photo/2012/elgordo/elgordo_thm.jpg)
pdf | [Photo Album]
Handouts: '21 | '20 | '19 | '18 | '17 | '16 | '15 | '14 | '13 | | '11 | '10 | '09 | '08 | '07 | '06 | '05 | '04 | '03 | '02 | '01 | '00 | '99