Cloudy Nights
Telescope and equipment reviews, articles and great community discussion boards
IceInSpace is a community website dedicated to promoting amateur astronomy in the southern hemisphere

Night Skies Network
This site is for amateur astronomers who like to view and share the wonders of our nighttime skies - members from all parts of the globe broadcast the night skies from their home built observatories, backyards, etc.

Astronomical Society of Western Australia
The official homepage of the Astronomical Society of Western Australia Inc.
Perth Observatory
The Perth Observatory is Western Australia’s oldest observatory which is located 35km east of Perth in Bickley. The Observatory has served WA for over 120 years and remains actively involved in the service of public education through Day Tours for schools and Night Sky Tours for the public.
Astronomy WA is a collective formed from a variety of organisations who all share a keen interest in sharing astronomy with the people of Western Australia. 
Heavens Above
Excellent site for ISS and satellite visibility times, iridium flares etc has some interesting tools to show planet sizes, brightness and moon phases etc.