Web-based planetaria
I haven’t had a chance to try these out, but the following are two programs that simulate a planetarium, and each runs via the Web so there is no software to install. At first glance they seem excellent. WikiSky: http://www.wikisky.org/ SkyView Cafe: http://www.skyviewcafe.com/
User Icon
If you’d like to have a little icon appear next to your name, you can visit www.gravatar.com and register for a free account there. Many sites across the Web use these so-called gravatars so you would have a uniform icon. You have to use the same email as the one you used in registering for [...]