The Jet Propulsion Laboratory has a Solar System Simulator that gives you the option to see anything in the Solar System. So, if you want to see Pluto from the sun, you can do it.
Nine (now 8) Planets gives you an in-depth "tour" of the solar system. It provides information on the sun, all the planets, and much more. It even shows satellite pictures taken of a variety of clusters and nebulae.
Free Energy PPT template with a couple of solar panels facing the sun emphasizes upon nature and how it can be used to extract energy. Clouds behind the panels offer a soothing background. Find out about how energy is produced through free PowerPoint slides.
Space.com provides some of the best information on the Web about the universe. You can see the latest space news. You can even monitor space missions. The site has a "SpaceViews" section offering up pictures and videos for you to see what's out there.