Archivi Online
IA2- Centro Italiano Archivi astronomici IA2
- INES
- National Host of IUE Newly Extracted Spectra Archive
- JOSO
- Joint Organization for Solar Observation web pages
- ISPS
- The Italian Solar Physics Community WWW page
- ULDA
- National Host of IUE Uniform Low Dispersion Archive
- SIMBAD
- Remote access to the SIMBAD database in Strasbourg. (SIMBAD username + password needed). This service is free of charge for all users in ESA or ESO countries since 1st Jan 1999
