The asteroid, measuring between 130 to 300 feet wide, was discovered in December 2024. While the risk to Earth is negligible, 2024 YR4 has a slightly higher chance of impacting the moon.

By Ashley Strickland, CNN (CNN) — A recently discovered asteroid, named 2024 YR4, is now the riskiest asteroid ever detected. On Tuesday, NASA calculated that the space rock had a 3.1% chance of ...

Congratulations! You probably won’t be killed by an asteroid on December 22, 2032. NASA says 2024 YR4 now has a minuscule chance of hitting Earth, but the moon isn’t fully in the clear.