When a rocket launches, it doesn’t go to space in one piece. As it climbs higher, it drops heavy parts it no longer needs to save fuel. One of these parts is often called a rocket ring (also known as an interstage or separation ring). After the first stage uses up its fuel, special bolts or mechanical systems release the ring in a controlled way. The upper stage continues its journey to space, while the ring begins falling back to Earth. Because most rockets launch near the coast, these parts ar