Earth hit by intense blast of energy that’s ‘unlike any we have seen before’

In December 2021, a massive blast of energy hit the Earth’s atmosphere. Its source was a gamma-ray burst – one of the most powerful explosions in the universe – but not just any gamma ray burst.

One scientist said at the time that the event – named GRB 211211A – “looks unlike anything else we have seen before”.

READ MORE: Huge meteorite falls to Earth with two ‘materials never seen before on our planet’

The event was detected in December 2021 by NASA’s Neil Gehrels Swift Observatory and the Fermi Gamma-ray Space Telescope. The gamma-ray burst was significantly longer than average, which might normally suggest it had been produced by the collapse of a massive star into a supernova.
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