However, Asteroid 2024 YR4 has a 2.3 percent chance of colliding with Earth in seven years' time, and its estimated width of 90m means it is roughly the size of Big Ben. The celestial body has been closely monitored by NASA since its December 2024 discovery.

This dangerous asteroid will be the target of observations by the James Webb Space Telescope. Astronomers will use the powerful telescope to gain insights into the asteroid’s si

The chances that a space rock could hit Earth in less than a decade just went up slightly, according to NASA scientists. The asteroid 2024 YR4, which is expected to pass Earth in 2032, was recently calculated to have a 1-out-of-43 chance of striking our planet. By contrast, last week 2024 YR4 had only a 1-out-of-83 chance of striking our planet.