After weeks at the top of the Sentry list at the Center for Near-Earth Object Studies, the asteroid 2024 YR4 is no longer considered a threat to Earth.
asteroids
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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.
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Astronomers are tracking an asteroid that could hit Earth in 2032
The odds are about 1% that the football field-sized object could hit the Earth, but that makes it the closest call in more than 20 years.
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A European spacecraft launches to perform a crash scene investigation on an asteroid
A NASA spacecraft knocked into an asteroid two years ago to test planetary defense. Now, a new mission will inspect the damage, with the goal of helping future asteroid deflection.
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Asteroid headed toward Earth? NASA simulation explores how the nation might respond
NASA and other federal agencies recently did a tabletop simulation of an Earth-threatening asteroid to see how they’d handle it
