* Astronomy

British Airways Flight 9, sometimes referred to by its callsign Speedbird 9 or Jakarta incident, was a scheduled British Airways flight from London Heathrow to Auckland.
On 24 June 1982, the route was flown by the City of Edinburgh, a 747-236B. On the third leg of the flight (from Madras to Kuala Lumpur), the aircraft flew into a cloud of volcanic ash thrown up by the eruption of Mount Galunggung (approximately 180 kilometres south-east of Jakarta, Indonesia), resulting in the failure of all four engines. 
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