A cosmic explosion that blinded space instruments last year may be the brightest ever seen, according to astronomers.
The blast took place 2bn light years from Earth, producing a pulse of intense ra. Read More
Cosmic explosion last year may be ‘brightest ever seen’ – The Guardian
![Cosmic explosion last year may be ‘brightest ever seen’ - The Guardian Cosmic explosion last year may be ‘brightest ever seen’ - The Guardian](https://i.guim.co.uk/img/media/86ae112ff09f4bc4ac9c5b2cda49af72472e1228/121_0_3635_2181/master/3635.jpg?width=1200&height=630&quality=85&auto=format&fit=crop&overlay-align=bottom%2Cleft&overlay-width=100p&overlay-base64=L2ltZy9zdGF0aWMvb3ZlcmxheXMvdGctZGVmYXVsdC5wbmc&enable=upscale&s=536c37ab9c6feb02fd2a493864b71fca)