Mees Solar Observatory [IA][Direct] -
Daily and archival data from Mees Solar Observatory, including white light images, Ca k-line images, and vector magnetograms.
National Solar Observatory [IA][Direct] -
Part of the National Optical Astronomy Observatories. NSO operates two major observatory sites.
San Fernando Solar Observatory [IA][Direct] -
A full-time research observatory dedicated to the study of our nearest star, the Sun. Our main research interests are solar variability and solar magnetic fields.