Si quieres saber más sobre el Sol, existen numerosos sitios y observatorios que se dedican al astro rey:

Observatorios

• National Solar Observatory (NSO), Kitt Peak  Magnetogramas y Helio

• National Solar Observatory, Sacramento Peak Calcium K y H-alpha

• Mt Wilson Solar Observatory Tower Mgnetogramas

• Mees Solar Observatory (MSO) University of Hawaii, Institute for Astronomy Corona, Magnetogramas, H-alpha, Espectroheliogramas y luz visible

• Big Bear Solar Observatory Calcium K, H-Alpha, Luz visible, y Magnetogramas.

• Big Bear Active Region Monitor Solar and Heliospheric Observatory (SOHO).

• Big Bear Daily Solar Activity Reports Actividad solar

• Mauna Loa Solar Observatory (MLSO) H-Alpha disk y limbo solar

Datos solares

• NOAA GOES Solar X-ray Imager 

• LASCO/EIT  Peliculas

• SOHO Exploring The Sun Imagenes del SOHO

• Solar Data Analysis Center (SDAC)  NASA Goddard Space Flight Center

• Current Solar Images at Solar Data Analysis Center (SDAC) NASA Las más recientes y de mayor resolución

• Ionospheric Prediction Service (IPS) the Australian Space Weather Agency

Archivos solares

• NOAA National Geophysical Data Center GOES Solar X-Ray Imager data.

• Current Solar Data and Worldwide Observing Plans

• National Solar Observatory Kitt Peak  Magnetogramas y helio

Otros sitios

• The Solar Mass Ejection Imager (SMEI) site at NSO offers whole-sky images and animations from the SMEI instrument onboard the Coriolis spacecraft

• The Integrated Solar Observing Optical Network (ISOON) site at NSO-Sacramento Peak offers frequently updated, high resolution H-alpha and 6122 Å continuum imagery

• The SOHO Science Planning daily solar images page: a variety of space- and ground-based solar imagery, including Nobeyama 17 GHz radio maps

• NOAA Space Environment Center:recent solar H-alpha images, integrated soft X-ray fluxes, geomagnetic indices

• CGRO BATSE solar flare database at the SDAC

• Mt. Wilson Observatory 150-ft Solar Tower: magnetograms, Dopplergrams, and "intensitygrams" in two photospheric lines, as well as white-light sunspot drawings

• Space Environmental Information Service of the National Institute of Information and Communications Technology (Japan): solar radio spectra, H-alpha images, geomagnetic data, digital ionograms, and a variety of other solar-terrestrial data

• The Lockheed Palo Alto Research Laboratory SXT home page has even more current images from Yohkoh and a variety of optical and radio ground-based observatories.

• Meudon node of the French BASS 2000 solar data networked archive serves H alpha, Ca II K1v and K3, THEMIS magnetogram and dopplergram data, Nancay radioheliograms, and several other varieties of solar data.

• Lockheed also serves a Yohkoh movies page that allows downloads in GIF, GIF movie, MPEG, and Javascript movie formats.

• The Mees Solar Observatory of the University of Hawaii Institute for Astronomy, located on top of Haleakala: white-light, Ca II K, and Stokes polarimeter images

• The Mauna Loa Solar Observatory (MLSO) of the High Altitude Observatory (HAO): current prominence monitor and white-light Mk. 4 coronagraph images and movies, and now daily He I 10830 Å images as well

• Daily solar 10 cm microwave flux measurements from Penticton, courtesy of the Dominion Radio Astronomy Observatory, National Research Council Canada

• Daily solar images and photometric parameters from the San Fernando Observatory, California State University/Northridge

• The Nobeyama Radioheliograph: daily solar images at 17 GHz

• The NSO Sacramento Peak coronal image and synoptic map representations of daily forbidden line observations