That's not bad at all Jay.
1_ You have a bit of camera tilt. So make sure the camera is tight in the focuser draw tube and there's no sag in the focuser as well.
2_ You'll need to get a coma corrector fo that newtonian so you get a flatter field and less aberrations on the edges.
That's about it. Once you have these two things sorted out you'll be laughing.
