February 15, 2025
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10:32Now PlayingNASA has had to make an 'emergency' decision as they predict an asteroid the size of Big Ben has a one-in-43 chance of hitting Earth.
Astronomers at NASA have identified an asteroid, named 2024 YR4, which currently has a one-in-43 (2.3%) chance of hitting Earth in 2032.
An international team are using the James Webb Space Telescope to determine the damage it could do.
It is believed that the asteroid could be 90m (300ft) wide - the size of Big Ben.
The Tunguska asteroid, hitting Siberia in 1908, was also similar size and destroyed 830 square miles of forest.
2024 YR4 was first discovered in December 2024 by the Asteroid Terrestial-impact Last Alert System station in Chile, funded by NASA.
Back then, it had a 1.3% probability of hitting earth but it was still the top of NASA's risk list.
It is estimated that the asteroid could flatten structures for up to two miles in any direction from the impact size.
Retired astronaut Chris Hadfield, the first Canadian to go up in space, speaks to LBC's Rachel Johnson and outlines the potential impact of the asteroid.
Listen to the full show on Global Player
#racheljohnson #chrishadfield #astronaut #space #asteroid #meteor #meteorite #nasa #earth #planet #hiroshima #nagasaki #LBC
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