Worldwide Telescope Layerscape Beta released
The new version were released and can be downloaded from http://www.worldwidetelescope.org/Home.aspx补充内容 (2012-3-7 11:32):
This is a very powerful and user friend free software by Microsoft, chinese version is available.
补充内容 (2012-3-8 09:34):
业余天文学资料集, some useful literature you can download from http://lib.verycd.com/2005/12/20/0000080678.html
页:
[1]