ASOCIACIÓN DECLARADA DE UTILIDAD PÚBLICA
Entidad premiada por la Generalitat de Catalunya con la Placa NarcÃs Monturiol al mérito cientÃfico y tecnològico
MINOR PLANET CENTER (UAI) NEAR-EARTH OBJECT PROGRAM THE ASTEROID ORBITAL ELEMENTS DATABASE ASTEROID OCULTATION SECTION OF IOTA (International Occultation Timing Association) IOTA Secció europea EAON Euraster Steve Preston Jan Manek CdR CdL
STScI DIGITIZED SKY SURVEY CDS d'Estrasburg
THE MESSIER CATALOG NGC - IC CATALOG ONLINE PLANETARY NEBULA OBSERVER'S HOMEPAGE DATA BASE OF GALACTIC PNE IN INNSBRUCK (IGPNDB) THE NASA/IPAC EXTRAGALACTIC DATABASE THE DEEP SKY CATALOG WEBDA (cúmulos abiertos)
INTERNATIONAL COMET QUARTHERLY IAU RECENT COMET BRIGHTNESS ESTIMATES WEB (IUA) THE NEW COMET OBSERVATION COMETS AND METEOR SHOWERS
ECLIPSES HOME PAGE Mr. ECLIPSE
BIG BEAR SOLAR OBSERVATORY SPACE ENVIRONMENT CENTER SOLAR IMAGE INDEX SOLAR DATA ANALISIS CENTER SPACEWEATHER SOHO
BESANÇON MULTIPLE STARS DATABASE DOUBLE STAR LIBRARY DE LA COMISION 26 DE LA UAI THE WASHINGTON DOUBLE STAR CATALOG
AAVSO (American Association of Variable Stars Observers) VSNET (An International Mailing List on Variable Stars) AFOEV (Association Française d'Observateurs d'Ètoiles Variables) GENERAL CATALOG OF VARIABLE STARS (GCVS)
THE LUNAR OBSERVER THE INTERNATIONAL OCCULTATION TIMING ASSOCIATION HOME PAGE CLEMENTINE LUNAR IMAGE BROWSER 1.5 THE HITCHHIKER'S GUIDE TO DE MOON INCONSTANT MOON
IMO - THE INTERNATIONAL METEOR ORGANIZATION METEOR OBSERVING CALENDAR THE AMERICAN METEOR SOCIETY
THE NINE PLANETS SOLARVIEWS SOLAR SYSTEM SIMULATOR JPL SOLAR SYSTEM DYNAMICS ALPO - ASSOCIATION OF PLANETARY AND LUNAR OBSERVERS INTERNATIONAL JUPITER WATCH ATMOSPHEREÊ DISCIPLINE THE NINE PLANETS SATURN OBSERVATION CAMPAIGN 2005 - JPL/NASA
HEAVENS-ABOVE VISUAL SATELLITES OBSERVER'S HOME PAGE LIFT OFF TO SPACE EXPLORATION
INTERNATIONAL SUPERNOVAE NETWORK (SUPER)NOVA-SUSPECT MINOR PLANET CHECKER (UAI) BRIGHT SUPERNOVAE DE ROCHESTER ACADEMY OF SCIENCES
VÃDEOS CON NOTICIAS E IMÃGENES DEL TELESCOPIO ESPACIAL HUBBLE ESA-ESO (Galería de imágenes) Telescopio Hubble (Procesado de imágenes en color) NASA-FITS (Información sobre formato de ficheros FITS) Lucky Imaging (Información sobre técnicas de alta resolución con cámaras de video) Christian Buil (Información sobre imagen digital y espectrografía) Astrosurf (Información sobre infinidad de recursos astronómicos) FOTOGRAFÃAS
