Preheat the oven to 475° F.
Bring a large pot of salted water to a boil.
In a large bowl, combine the ground beef, panko, parmesan, eggs, Italian seasoning, garlic powder, salt, and pepper.
Form into 35 meatballs using a small cookie scoop to portion out the meatballs.
Transfer the meatballs to a wire rack set on a rimmed baking sheet. Cook for 11 minutes until cooked through.
While the meatballs are cooking, cook the pasta according to package directions.
Reduce the oven to 350 ° F.
Transfer the meatballs to a large bowl and add the drained cooked pasta.
Toss ¾ cup of the marinara with the cooked pasta and meatballs.
Place ¼ cup of the marinara in the bottom of a 13 x 9 casserole dish and add the pasta and meatballs on top.
Dollop with the ricotta cheese.
Top with the remaining 3 cups of marinara and mozzarella cheese.
Bake for 20 minutes.
Allow to cool slightly before serving