• ASTRO - ASTRO Observatory
  • HUT - Hopkins Ultraviolet Explorer
  • UIT - Ultraviolet Imaging Telescope
  • WUPPE - Wisconsin Ultraviolet Photo-Polarimeter Experiment
• Copernicus - Copernicus
• DSS - Digitized Sky Survey
• EPOCH - Extrasolar Planet Observations and Characterization
• EUVE - Extreme Ultraviolet Explorer
• FUSE - Far Ultraviolet Spectrographic Explorer
• GALEX - Galaxy Evolution Explorer
• GSC - Guide Star Catalogs
• HPOL - Halfwave Spectropolarimeter
• HST - Hubble Space Telescope
• IUE - International Ultraviolet Explorer
• KEPLER - Kepler (search for earth-size planets)
• ORFEUS - Orbiting Retrievable Far and Extreme Ultraviolet Spectrometers-SPAS
  • BEFS - Berkeley Extreme and Far-UV Spectrometer
  • TUES - Tübingen Ultraviolet Echelle Spectrometer
  • IMAPS - Interstellar Medium Absorption Profile Spectrograph
• VLA-FIRST Very Large Array - Faint Images of the Radio Sky at Twenty-cm
• XMM-OM Xray Multi-Mirror Telescope - Optical Monitor data

You may be interested in tracking the location of the satellites still in orbit. Links to real-time satellite tracking for:

• HST
• FUSE
• GALEX
• XMM
• IUE
• Copernicus (OAO-3)