Celestia Forums

I managed to track down some of the problems with my stars.dat. For one, the X/Y/Z coordinates for stars were in reversed byte order. Secondly, the spectral class was illegal (0x030a); this is also why there were a lot of "carriage returns". Now I realized the file asterisms.dat needs to b...

What files should be modified in order to create a Celestia universe from scratch? I have in mind using Eve-Online astrometric data. So far, I managed to modify the stars.dat and starnames.dat with relevant data, but Celestia "cannot read the star database". It may be that my customization...

The question is in the subject line.


Basically, I'd like to compare the size of astronomical bodies, but radius in itself doesn't tell me how massive a body is. The star class gives me an idea, but I'm wondering if I can get a better approximation.

Thanks.

Hm... Would it be possible to change textures dynamically based on events? (such as, if the planet obscures the Sun)

This is a fantastic picture of Saturn eclipsing the Sun: http://upload.wikimedia.org/wikipedia/en/thumb/f/f3/Saturn-newrings_cassini_big.jpg/800px-Saturn-newrings_cassini_big.jpg Is it possible to incorporate these effects into Clestia? The rings are partially transparent, they also reflect some sun...