Just start work building a planet and star system, the quick and dirty method. Get a random number  from the webpage.

The remainder of the square root of 63503 is 0.998015865204, and the remainder of square root of that times a thousand is 0.591389099005.

How about mimicking a dice drop in my world map canvas? Each point has a magnitude.

Who are the PCs and what are they doing?

When and where is this happening?

How do the PCs deal with the story problem and why?

Hey

Push out pts in 3d. 

Something weird, something wonderful!

Pixel/quad/triangle pair

Figure out the vertices of the quads. Find the quads with any vertices within the world radius and draw those as pixels within my canvas with rectangles one pixel wide and tall. These are placeholders in my canvas. Each quad has four vertices with x and y coordinates within or on the radius and some z coordinate at zero or some distance above or below zero.

Something weird, something wonderful.

Who are the PCs and what are they doing?

When and where does everything happen?

How and why did the PCs get in trouble?