- FAQ - Quasars
Answers to question submitted by K-12 students to Dr. John Simonetti of the Department of Physics at Virginia Tech.
www.phys.vt.edu/~jhs/faq/quasars.html
- ADC Quick Reference: Basic Data on Quasars and AGN
Provides data on quasars, Seyferts, BL Lac objects and optically variable QSOs, and other active galaxies, AGN, and emission-line objects.
adc.gsfc.nasa.gov/adc/quick_ref/ref_quasars.html
- Quasars and Active Galactic Nuclei
Introduction to the subject of active galactic nuclei, with photos, spectra, and articles.
www.astr.ua.edu/keel/agn
- Active Galaxies & Quasars - Jodrell Bank Observatory
Researching neutral gas and dust in active galaxies, activity in starbursts and Seyfert galaxies, DRAGNs, gravitational lenses, and related matters.
www.jb.man.ac.uk/research/agn
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