Scientists say a meteor that caused an earthshaking boom across suburban Pittsburgh on New Year’s Day exploded in the atmosphere with an energy blast equivalent to an estimated 30 tons of TNT
A meteor that caused an earthshaking boom over suburban Pittsburgh on New Year s Day exploded in the atmosphere with an energy blast equivalent to an estimated 30 tons (27,216 kilograms) of TNT, officials said.
The new year started with a bang in Pittsburgh. Scientists have determined it was a meteor hurtling at an estimated speed of 72,420 kilometres per hour.