Sunday, 19 May, 2013
Astronomy Chat Room (Popularity: )
Astronomy chat room, a great place to meet other amateur astronomers from around the world. Please obey the net etiquette while chatting: try to be pleasant and polite. Have fun!
Astronomy Forum (Popularity: )
Message boards to ask questions or offer advice.
Aviation and Space Online Community (Popularity: )
Discuss the latest scientific discoveries in the areas of space exploration and aviation.
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