The team which includes scientists from NASA have come up with a plan to launch "nuclear robust disruption missions" within the next four years to combat asteroids that are close to Earth. ‌The asteroid that is causing the most concern is 2024 YR4. View 4 Images Asteroid 2024 YR4 could be up to 67 metres in diameterMeanwhile, a second explosive device would be kept “onboard in case it is needed." However, There is no need to panic as researchers stress that YR4’s chances of striking the Moon remain very slim. Still, the nuclear plan offers another potential way to deflect hazardous near-Earth asteroids in the future.