There's a little black spot on the sun today.... Venus transits the sun in June - it's a once-in-a-lifetime event for most of us. (Bonus song lyric links here and youtube here)
How is it possible for an individual to build a planetarium? In most cases it is impossible. One must first truly love the beauty of the night sky and be willing to share that love with others. Wisconsin Man Builds Planetarium in His Backyard. [more inside]
At forty miles (64.4 km) from Pluto to Sun, the Maine Solar System Model is the largest complete three-dimensional scale model of the solar system in the world. What, you didn't know there was more than one? And yes, Pluto is staying put.
Hey, Baby -- did you feel that? The sun, someday, will envelope the Earth and all life as we know it will die. Can we prevent this? Some wacky scientists think that the best thing to do would be to up and move the whole damn planet.