The space rock had been invisible to astronomers until Christmas Day when it was first identified.

Now called asteroid 2017 YZ4, it will come past us between the Earth and the Moon at a distance of just 139,433 miles.

The Moon is 238,000 miles from Earth, and this pass is considered a cat’s whisker in astronomical terms.

NASA considers and monitors anything which comes within six million miles of our planet as a near earth asteroid.

Read more: WHAT TIME WILL ASTEROID 2017 YZ4 PASS EARTH?