Data Portal
View astronomical data from the great observatories.
These links take you to the data repositories used by professional astronomers. An advanced knowledge of astronomy is often necessary to use these archives.
- Planetary Data System
- View scientific data from NASA's planetary missions.
- JPL's HORIZONS
- Solar System data and ephemeris calculator.
- SIMBAD
- SIMBAD is a database of Galactic objects.
- NASA/IPAC Extragalactic Database
- NED is a database of extragalactic objects (objects outside our Galaxy).
- Astrophysics Data System
- Browse an archive of all the astrophysics papers that have ever been published.
- Hubble Space Telescope
- Search the archives of the Hubble Space Telescope.
- Infrared Science Archive
- IRSA is an archive of infrared and submillimeter observations.
- HEASARC
- HEASARC is a database of high-energy observations, including extreme ultraviolet, X-ray, and gamma ray observations.
- Digitized Sky Survey
- The Digitized Sky Survey includes images from all parts of the sky.