Just follow these simple steps in Windows to begin watching the ASCII animation version of Star Wars.
1. Make sure you are connected to the Internet.
2. Click Windows Start menu.
3. Click Run.
4. Type "telnet towel.blinkenlights.nl" (without the quotation mark), and press Enter.
5. The Windows command prompt console will be displayed, with the movie played.
As informed by the author, the IPv6 version has extra scenes and extra color support.
So if you want to experience ASCII Star Wars to its fullest, you really should get IPv6.
Watching the Movie Online
If the idea of telnetting as described above doesn't sound convenient to you, you could also watch the same ASCII movie online in browser at http://www.asciimation.co.nz.
Learning More about ASCII Movie
If you're curious about how the ASCII characters can be drawn into frames which make up a movie, feel free to learn more at FAQ.