S

SAGUARO ASTRONOMY CLUB - SAC ( Phoenix - AZ )
http://www.saguaroastro.org

THE SANTA ROSA JUNIOR COLLEGE PLANETARIUM
http://www.santarosa.edu/planetarium/

SBIG - ASTRONOMICAL INSTRUMENTS
http://www.sbig.com

SCIENTIFIC AMERICAN
http://www.sciam.com

SETI AT HOME
http://setiathome.ssl.berkeley.edu

SETI INSTITUTE
http://www.seti-inst.edu/

SHEFFIELD ASTRONOMICAL SOCIETY
http://www.sheffieldastro.org.uk

SHUTTLE COUNTDOWN ONLINE
http://www.ksc.nasa.gov/shuttle/countdown/

SIRIUS ASTRONOMY ASSOCIATION - Argélia
http://www.geocities.com/CapeCanaveral/Station/9720/

SKYMORPH - NASA
http://skys.gsfc.nasa.gov/skymorph/skymorph.html

SKY PUBLISHING CORPORATION
http://skyandtelescope.com/Default.asp

SLOVAK ASTRONOMICAL SOCIETY
http://www.astro.sk/sas/

SLOVENSKÁ ÚSTREDNÁ HVEZDÁREN (OBSERVATÓRIO CENTRAL DA ESLOVÁQUIA)
http://www.suh.sk

SOCIEDAD ASTRONÓMICA ASTURIANA OMEGA ( Espanha )
http://www.saaomega.com/portal/tiki-index.php

SOCIEDAD ASTRONÓMICA DE AGUASCALIENTES ( México )
http://www.geocities.com/saagss/

SOCIEDAD ASTRONÓMICA DOMINICANA - SAD ( Rep. Dominicana )
http://www.astrodom.org/

SOCIEDAD ASTRONÓMICA GRANADINA - SAG
http://www.astrogranada.org/

SOCIEDAD ASTRONÓMICA DEL PLANETARIO ALFA ( México )
http://mx.geocities.com/sapa_principal/home.html

SOCIEDAD DE ASTRONOMÍA DE PUERTO RICO
http://www.geocities.com/CapeCanaveral/Launchpad/3377/

SOCIEDAD ESPAÑOLA DE ASTRONOMIA - SEA
http://sea.am.ub.es/SEAf_I.html

SOCIEDAD UNIVERSITARIA DE ASTRONOMÍA DR LUIS UGUETO - SUNA ( Venezuela )
http://www.suna.org.ve

SOCIEDAD URUGUAYA DE ASTRONOMÍA
http://www.fisica.edu.uy/oalm/sua

SOCIEDADE ASTRONÔMICA BRASILEIRA - SAB
http://www.sab-astro.org.br/

SOCIEDADE ASTRONÔMICA DO RECIFE - SAR
http://www.aapsar.com.br/

SOCIEDADE DE ASTRONOMIA E ASTROFÍSICA DE DIADEMA - SAAD
http://www.observatorio.diadema.com.br/aaad.htm

SOCIEDADE DE ESTUDOS ASTRONÔMICOS DE OURO PRETO - SEAOP
http://www.seaop.em.ufop.br

SOCIETAT ASTRONÒMICA DE CASTELLÓ - SAC
http://www.sacastello.org/

SOCIÉTÉ ASTRONOMIQUE DE FRANCE - SAF
http://www.iap.fr/saf/

SOCIÉTÉ ASTRONOMIQUE DE LIÈGE - SAL
http://www.astro.ulg.ac.be/~sal/

SOCIÉTÉ FRANÇAISE D'ASTRONOMIE ET D'ASTROPHYSIQUE - SF2A
http://www2.iap.fr/sf2a/

SOCIÉTÉ ROYALE BELGE D'ASTRONOMIE
http://www.oma.be/BIRA-IASB/SRBA/

SOCIETY FOR POPULAR ASTRONOMY - SPA
http://www.popastro.com/

SOFTWARE BISQUE - THE SKY
http://www.bisque.com/thesky

SOLAR AND HELIOSPHERIC OBSERVATORY - SOHO
http://sohowww.nascom.nasa.gov/

SOMYCE - SOCIEDAD DE OBSERVADORES DE METEOROS Y COMETAS DE ESPAÑA
( Sta. Cruz de Tenerife, Islas Canarias, España )
http://www.astrored.net/somyce

SONDA HUYGENS - ESA
http://www.esa.int

SOUTH AFRICAN ASTRONOMICAL OBSERVATORY
http://www.saao.ac.za/

SOUTH FLORIDA AMATEUR ASTRONOMERS ASOCIATION & THE FOX OBSERVATORY
http://www.sfaaa.com/

SOUTHERN CROSS ASTRONOMICAL SOCIETY
http://www.scas.org

SOUTHWORTH PLANETARIUM - MAINE (USA)
http://www.usm.maine.edu/planet/

THE SPACE EDUCATORS’ HANDBOOK HOME PAGE
http://vesuvius.jsc.nasa.gov/er/seh/seh.html

SPACE EXPLORERS
http://www.space-explorers.com

SPACE TELESCOPE SCIENCE INSTITUTE - STSI
http://www.stsci.edu/

STARCHILD - NASA (Para crianças)
http://heasarc.gsfc.nasa.gov/docs/StarChild/StarChild.html

STARKENBURG - STERNWARTE
http://www.starkenburg-sternwarte.de/

STAR*S FAMILY OF ASTRONOMY RESOURCES
http://cdsweb.u-strasbg.fr/~heck/sf.htm

STRATFORD UPON AVON ASTRONOMICAL SOCIETY
http://www.astro.org.uk/intro/index.html

SUDBURY ASTRONOMY CLUB
http://www.sudburyastronomyclub.com/

SWANSEA ASTRONOMICAL SOCIETY
http://www.crysania.co.uk/sas/sas.pl

SWINBURNE CENTRE FOR ASTROPHYSICS & SUPERCOMPUTING
http://www.swin.edu.au/astronomy/

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