NASA's James Webb Telescope is set to take a look at the 'city-destroying' asteroid which could hit Earth in 2032. The asteroid, known as '2024 YR4', was discovered by NASA’s Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile on 27 December, last year.

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes rush to track its course.

It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an object that measured just 65 feet across exploded in the skies over Chelyabinsk,