How do astronomers track asteroids that could threaten Earth?

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a football field as they try to determine how likely it is to strike Earth in 2032.

Feb 12, 2025 - 18:52
 0
How do astronomers track asteroids that could threaten Earth?
This photo provided by NASA shows the Orionid meteors on Oct. 13, 2015.

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a football field as they try to determine how likely it is to strike Earth in 2032.

(Image credit: Jet Propulsion Laboratory)