An probe is nether mode aft a location successful Cornwall was damaged by debris that fell from a level during a subject exercise.
Devon and Cornwall Police officers said the spot successful Tregaswith, adjacent 1 extremity of the Cornwall Airport Newquay runway, suffered harm astatine astir 17:00 GMT connected Wednesday.
Homeowner Sue Rundle described the concern arsenic a "nightmare" and said everything successful her bath "needing replacements", with holes near successful the extortion and wall.
Draken, the institution operating the craft said it was "incredible atrocious for this precise superior accident" which happened during a "routine exercise" being tally with the Royal Navy.
Ms Rundle said the ceiling of her bath was damaged [BBC]
Nic Anderson CEO of the institution said the debris was from a "target connected a cable" being towed by the plane.
He said: "As we were releasing the cablegram retired from the winch nether the wing, the mechanics to power the merchandise malfunctioned, which meant we could neither upwind that backmost successful oregon merchandise it and discharge it into the sea.
"In that lawsuit the unit followed the procedures and declared an exigency to question the nearest airdrome to divert to.
"It appears that connected the attack to Newquay the cablegram and the people were released. That is the debris that truly unluckily fell connected the workplace and a mates of properties."
'Very rare'
The constabulary said nary injuries were reported successful the country and the Air Accidents Investigation Branch (AAIB) would pb connected an investigation.
Dr Guy Gratton, an subordinate prof of aviation and situation astatine Cranfield University, told BBC Radio Cornwall akin incidents were "not frequent".
"The Civil Aviation Authority accidental they person reports of 10 oregon 15 of these a year, but astir surely determination are much than that," helium said.
"It's precise uncommon that it is noticed by galore radical due to the fact that the immense bulk of the clip it volition hap into the oversea oregon farmland.
"For it to hap into spot similar this is incredibly rare, thankfully."
The toilet successful the bath was damaged [BBC]
He said items that autumn from craft were usually not captious to safety.
"It tin hap astatine immoderate constituent but landing and take-off is erstwhile it is astir likely, erstwhile an craft is experiencing much vibration than astatine different parts of a flight," helium said.
"Mostly erstwhile it happens, it is thing comparatively small, a sheet that has worked loose, a portion of piping."
He added the AAIB would beryllium capable to place the nonstop craft from the item, unless it was "something similar a portion of ice".
Cornwall Airport Newquay said it "safely accommodated the landing of a subject aircraft" which needed to abort an exercise.
It said the "aircraft followed modular procedures and landed without incident".
The BBC has approached the Ministry of Defence for a comment.
Follow BBC Cornwall connected X, Facebook and Instagram. Send your communicative ideas to [email protected].