Subdivide the polygon from each grid (0, 3, 4, or 5)

Astronomers have found four planets close in around Barnard's Runaway Star.
I have the planet grid quads subdivided into polygons. I need to move the edge midpoints to the radius distance.

Oops!

20191.899837372686 days
Barnard's Star at 4.96, 2.96, 1.44
Star Mass: 0.162, 4 planets.
-1

PR#: 0.9029218007493629