Interstellar Medium:

• Galactic Extinction
  
• Leiden/Argentine/Bonn HI survey
  
• CO surveys
  
• Microwave Dust Emission
  
• Microwave Synchrotron Emission
  
• H-alpha / Free-Free Emission
  
• WMAP Galactic Haze
  
• Fermi LAT Maps
  
• Blue tip maps

Galaxy Surveys:

• Pan-STARRS
  
• Sloan Digital Sky Survey
  
• Sloan Digital Sky Survey match to SIRTF First Look Survey
  

NASA Goddard Sites:

• Fermi Science Support Center (Fermi Gamma-ray Space Telescope)
• LAMBDA Archive - WMAP, COBE
• Skyview

IDL code:

• IDL code maintained by David Schlegel