Microsoft’s much anticipated WorldWide Telescope was released on Tuesday – May 12th, 2008.
There is a very nice article about it in the New York Times – Two New Ways to Explore the Virtual Universe, in Vivid 3-D
Moreover, around two months ago, Google also introduced a Web-based version of Google Sky, layering space images on its searchable map service.
Take a look on the books UBC Library has on this topic of Astronomy
** Photo by Fort Photo