World Wide Telescope is a freeware from Microsoft that lets you view the universe like what a scientist at NASA does. If you like astronomy, I believe you will like this program because you will see many amazing things like having your own telescope. A real telescope costs a lot, but nowadays the internet has given us so much convenience in learning, even astronomy. It's very suitable for anyone who like to explore the universe without spending any money. Click here to visit the site to download the program or/and see the introduction videos. Don't forget the free program from Microsoft!
