Angel Hair Pasta with Tomatoes and Feta Cheese

1 pound capellini
1/4 cup olive oil
8 ounces feta cheese, cubed
2 cups Italian plum tomatoes
1/4 cup sliced red onions
1/4 cup chopped fresh basil
1 tablespoon minced garlic
Salt and pepper, to taste

Chop tomatoes. Cook pasta. Toss with oil. Add remaining ingredients.