Part of a searchlight dome was missing during a check of the Osprey at about 5 p.m. Tuesday.
The Marine Corps is considering using a massive drone not unlike its MV-22B Osprey to protect ships.
The Air Force added a pair of special operations squadrons in Japan charged with flying and maintaining CV-22 Ospreys.
Melania Trump made history Wednesday by flying in a V-22 Osprey aircraft and onto the deck of an aircraft carrier.
In the last three months, the Osprey is the third Marine Corps aircraft in the region to lose a part while in flight.
The relief comes six months after three Marines were killed when an Osprey attached to VMM-265 crashed off Australia.
Other suppressors in past tests have not been able to stand up to the heat and roar produced by the 7.62mm M240.
Lt. Col. Anne McClain is one of three currently serving active-duty Army astronauts.
The return of the Nimitz is to provide security for the drawdown of troops from Afghanistan and Iraq.
Israel, long suspected of killing Iranian nuclear scientists over the last decade, has declined to comment on the attack.
Fully repairing the USS Bonhomme Richard would have reportedly cost $2.5 billion to $3 billion and take five to seven years.