‘City-killer’ asteroid YR4 might not hit Earth in 2032. But can it still be a threat?
YR4, once referred to as a ‘city-killer’ with the potential to cause regional devastation and impact the climate, is no ...
‘City-killer’ asteroid won’t hit Earth in 2032, but don’t worry— another threat is looming
Asteroid 2024 YR4 won’t hit Earth in December 2032, but that doesn’t mean we’re out of the woods forever. Researchers warn ...
Earth 1, asteroids 0: The next generation of planetary defense takes shape at JPL
The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, ...
Pallas family asteroids reveal unique blue spectroscopic profiles
Despite their overall similarities, asteroids are usually pretty distinct from one another. Vesta has a very different spectroscopic profile than Psyche, for example. So it might come as no surprise ...
Hunt for 25,000 hidden asteroids as scientist reveals how we’d stop a dangerous city-killer rock hurtling towards Earth
NASA is about to begin a massive hunt for hidden asteroids, and may uncover city-destroying space rocks we’ve missed.
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Meteorites and asteroids tracked back to their place of origin in the solar system
Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than ...
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A Tale of Two Asteroids
Amongst millions of other floating space rocks that call this belt home, 20008 Adacarrera is one of the largest with a diameter greater than 99% of known asteroids. One specific space rock may seem ...
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Japanese scientists think they know where the Ryugu asteroid came from
As Science News reports, the rock’s color also helped scientists trace its potential parents to just two other known asteroids. The first is a 55-kilometer wide asteroid known as Polana ...
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How "asteroid detectives" are protecting Earth from potentially dangerous impacts: "Find them before they find you"
Astronomers believe that 14,000 undiscovered near-Earth objects like asteroids, large enough to ... tracking a large asteroid flying past Earth known as the so-called "city killer." ...
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Why do the odds of asteroids hitting Earth keep fluctuating?
In short, asteroid 2024 YR4 went from breaking records for known threatening asteroids to being a near-zero threat. At some point in the near future, this risk may be out of date. The rock is 130 ...