STIS Spectral Imagery of the OB Stars in NGC 604. I. Description of the Extraction Technique for a Crowded Stellar Field, Miskey, Cherie L.,Bruhweiler, Fred C., The Astronomical Journal, 125, 2003-06-01 00:00:00, 2003AJ....125.3071M
Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.