ok, I clicked the link and spent ten minutes with the page open trying to upload something before I gave up, what did I miss out on?
Loads instantly for me.
It's a 100,000 stars supposedly accurately positioned, you can zoom in to the Sun/Solar System, and out to view the Milkyway... pretty cool.
Here's a screenshot.
It took too long to load and it's dark, so I might go all retro and walk outside and look up instead.
That was interesting. I had to set a config variable in FireFox to make it work. I didn't know I could do that. 
