Celestia Forums

I've recently been learning a lot about the solar system and I've learned that it revolves around the galaxy at a 60 degree angle. They don't teach this in schools. In fact, what they teach in schools gives such a great misconception of what is actually going on, that I'm not surprised how few peopl...

Would it be possible to show the vector each planet is traveling in its path around the galaxy with a script?

Is there a way to record the coordinates of a point on a planet as it moves? Perhaps plot a point every second or millisecond while time is running at 1 million times faster. If I could record this I believe I could parse the results and create some logic to connect the points for only "forward...

If you go to http://phet.colorado.edu/sims/my-solar-system/my-solar-system_en.html and choose Sun, planet, moon from the dropdown in the top right and click START. Se how the line is drawn to follow the path of the moon, but only from behind the moon? I would like to be able to draw a path like this...