RESIDENTS in Oxford were left shocked after a mystery fireball erupted in the sky after a massive bang. Numerous locals in the city have been reporting about the "fireball" with the sky "pulsating with flames and smoke" this evening. A number of concerned citizens took to X, formerly Twitter, to voice their concerns about the shock phenomenon. One shocking video showed the night sky illuminated by a massive ball of flames. The fire then billowed into the night, leaving locals stunned. While another wrote: "Anybody else in Oxford see that fireball?? "Loud explosion and then the sky just did this,...