600 Million Years Ago, an Asteroid Strike Shook the Planet – And Its Effects May Still Linger
Around 600 million years ago, Earth was home to strange, soft-bodied sea creatures, but a powerful asteroid impact in what is ...
Scientists Found 52-Foot-Tall Underground Ripples From the Asteroid That Killed the Dinosaurs
The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...
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Asteroid 2024 YR4 could hit Earth in 7 years. Here’s what could happen — and what’s being done about it
That’s not even close to the size of the “planet-killer” asteroid that slammed into Earth 66 million years ago and led to the extinction of dinosaurs. That one was estimated to be about 6.2 ...
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Next month NASA's Lucy probe will visit an asteroid that's been waiting 150 million years to say hello
"These relics are effectively fossils of the planet formation process, holding vital clues to deciphering the history of our ...
Model suggests asteroid Donaldjohanson formed 150 million years ago
New Southwest Research Institute-led modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about 150 million years ago when a larger parent asteroid broke apart; its orbit ...
A geologic map of the asteroid belt: Tracing meteorites back to their origins
Where do meteorites of different types come from? In a review paper in the journal Meteoritics & Planetary Science, ...
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Dinosaurs: Facts about the reptiles that roamed Earth more than 66 million years ago
and went extinct around 66 million years ago, at the end of the Cretaceous Period, when a massive asteroid slammed into Earth. During the Triassic Period, when dinosaurs first evolved, all the ...