Preheat your oven to 375°F (190°C).
Cook the penne pasta according to the package directions and drain.
In a large skillet, cook the ground beef over medium heat until browned, then drain excess fat.
Stir in the ranch seasoning, heavy cream, and shredded cheese, then bring to a simmer.
Add the sweet corn, cooked penne, and beef mixture to a baking dish and stir to combine.
Top with more cheese, then bake for 20-25 minutes or until bubbly and golden on top.
Let it rest for 5 minutes before serving and enjoy your creamy, flavorful bake!