VIDEO: Earlier today a meteorite exploded over Russia. Tonight an asteroid the size of an Olympic swimming pool will hurtle past the Earth at a speed getting on for 20,000 miles an hour. Simon investigates tonight's happening'.
More top news
Gravitational waves - ripples in spacetime - have been detected by scientists a century after Albert Einstein predicted their existence.
Reading host Burnley in the Sky Bet Championship on Saturday
Brighton host struggling Bolton Wanderers at the Amex Stadium on Saturday.