NASA/IPAC Infrared Science Archive

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NASA/IPAC Infrared Science Archive


IRSA is chartered to serve calibrated science products from NASA's infrared and submillimeter missions, including the 2MASS, IRAS and MSX surveys, and the ISO and SWAS observatory missions. IRSA provides web-based and machine-friendly tools for efficient access to these data sets.

To learn more about what data are available through IRSA, view lists of IRSA's holdings divided into catalogs, images, and spectra. These pages list holdings of a particular type by mission and wavelength range.

Access the Data

Contents of the Data

Catalog Search

  • Basic
  • General

Image Services

  • Finder Charts
  • 2MASS Images
  • 2MASS Ext. Srcs.
  • Mosaics
  • Cutouts


  • IRSA Holdings
  • NVO Sky Coverage


  • OASIS Visualizer
  • Montage
  • Image Validation
  • Object Lookup
  • QA Tools
  • Dust Extinction
  • Data Tags

Data Sets

  • 2MASS
  • IRAS
  • IRTS
  • ISO
  • NExScI
  • MSX
  • NED Images
  • SDSS Images
  • Spitzer
  • SWAS
  • USNO-B