Last night a 900 foot wide asteroid made the latest in a series of close approaches towards Earth.
There is a chance it could collide with the Earth in 2036, the biggest threat would be if it fell on land mass.
Speaking to ITV Daybreak, Dr Maggie Aderin-Pocock said if it hits a city it would cause devastation.
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Ed Miliband has said he is willing to take part in a TV debate with David Cameron 'anytime, any place, anywhere'.
Swansea striker Bafetimbi Gomis has been stretchered off the pitch after collapsing during his side's clash with Spurs at White Hart Lane.
ITV News has obtained a video statement made by a former Royal Marine who was later killed fighting against Islamic State in Syria.