The WorldWide Telescope
If you haven’t heard of this project, now is a great time to check it out. You can find the project at: http://www.worldwidetelescope.org/
The Microsoft Research team has created this site which allows you to explore the universe in a very unique way.
I think you will be blown away from all you can do with this. They currently allow you to download the Spring Beta and plan on updating and improving this program moving forward.
Note: Keep in mind is that the program does require 3D Graphics and DirectX to be installed in order for it to run.
Once you have it installed, it is easy to move around and look at things, such as:
There are also some tours which are very cool to look at and give you a lot of interesting and unique information. Some of this stuff you can get in other places, but there is nothing that is this complete. Here is part of one of the tours:
If you have kids or if you are just curious about our universe, I highly recommend getting this program and checking out all is has to offer. Feel free to post on here if you find anything really cool in it and I’ll check it out.