<ul><li>Nasa has increased the odds once again of ‘city killer’ asteroid YR4 whacking into Earth in 2032.</li><li>The likelihood is now 2.6%, meaning around 1 in 38 chance of a direct hit.</li><li>Chris Hadfield, a former commander of the International Space Station, said this space rock could potentially strike with a force 500 times more powerful than the atomic bombs which ended World War Two.</li><li>Even if not, it’s more likely to splash down in the ocean than in London or Manhattan.</li></ul>

Odds of ‘city killer’ asteroid hitting Earth increase yet again

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