Desterren
Sterrenkundige nieuws- en portaalsite. alles over het heelal, het zonnestelsel, ruimtevaart en astronomie.
http://www.desterren.net/forum/astronomie-en-kosmologie,1
Physlink
Physics and astronomy online portal. includes science news, articles, reference, directories and educational resources.
http://www.physlink.com
Astronomy
Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the big bang, black holes, comets, constellations, eclipses, exoplanets, nebulae, meteors, quasars, observing, telescopes, nasa, hubble, space missions, stargazing, and more.
http://www.astronomy.com
Cs
Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the big bang, black holes, comets, constellations, eclipses, exoplanets, nebulae, meteors, quasars, observing, telescopes, nasa, hubble, space missions, stargazing, and more.
http://cs.astronomy.com/asycs/forums
Astroforum
Astroforum - alles over amateursterrenkunde
http://www.astroforum.nl
Astronomyforum
Astronomyforum
http://www.astronomyforum.net
Galaxies
Galaxies
http://www.galaxies.nl/