Lemony Shrimp and Asparagus Spaghetti

Name: Lemony Shrimp and Asparagus Spaghetti
Ingredients: 12 oz. spaghetti; 2 tbsp. butter; 3 cloves garlic, minced; 1 bunch asparagus, stalks trimmed and quartered; 1 lb. large shrimp, peeled and deveined; kosher salt; Freshly ground black pepper; 1/4 c. freshly squeezed lemon juice; 2 lemons, thinly sliced; 1/4 c. grated Parmesan; 2 tbsp. heavy cream