Asteroids regularly make close approaches to Earth, and Nasa creates alerts for each one of these objects. Sometimes several will even pass by in a single day – completely unnoticed by humanity. For instance, four 'All Saints' asteroids skimmed past Earth on November 1, completely harmlessly. Now Nasa has revealed that another asteroid is scheduled for an Earth fly-by on November 25. The asteroid is called 2019 VF1, named because it was first discovered this year. It measures up to 492 feet (150 metres) across, and will skirt Earth at 4.09am UK time – or 11.09pm on Sunday in New...