Footage shows powerful flashes of light over Norway, followed by what witnesses described as loud bangs on Sunday.
Norwegian police say they received a flurry of emergency calls but there were no reports of injuries or damage.
A team of experts are hunting for the meteorite, which they believe landed in a forest near the capital, Oslo.
A meteor is a space rock that burns brightly after entering Earth's atmosphere at high speed. It becomes known as a meteorite if it survives its passage to the ground.
