Asteroid warning: NASA predict huge rock TWICE as big as The Shard to storm past Earth

Mr Bridenstine said: “We have to make sure that people understand that this is not about Hollywood, it’s not about the movies.

“This is about ultimately protecting the only planet we know, right now, to host life – and that is the planet Earth.”

2006 QQ23 was discovered on August 21 2006.

It was first spotted at the Siding Spring Observatory near Coonabarabran in Australia.