diff --git a/src/main.rs b/src/main.rs
index d451e1c..872489a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -105,4 +105,20 @@ struct Sphere {
     radius: f64,
 }
 
-fn main() {}
+impl Sphere {
+    fn new(point: Point3, radius: f64) -> Sphere {
+        Sphere { point, radius }
+    }
+}
+
+fn main() {
+    let sphere1 = Sphere::new(Point3::new(0.0, 0.0, 0.0), 25.0);
+    let sphere2 = Sphere::new(Point3::new(1.0, -45.4, 3.55), 2.0);
+    let sphere3 = Sphere::new(Point3::new(3.0, 2.0, 1.0), 0.5);
+
+    let mut v = Vec::new();
+
+    v.push(sphere1);
+    v.push(sphere2);
+    v.push(sphere3);
+}