Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...
The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...
Smithsonian Magazine on MSN
The Dinosaurs of North America Were Thriving Up Until an Asteroid Wiped Them Off the Face of the Earth, Scientists Argue
A new study of dinosaur biodiversity challenges the belief that the megafauna were on their way out 66 million years ago ...
Famed Queen guitarist and citizen astronomer Brian May collaborated with NASA's asteroid mission OSIRIS-REx, helping ...
Asteroid 2024 YR4 has a 4% chance of colliding with Earth’s moon in 2032, and some scientists are considering whether they ...
The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.
If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...
NASA has warned of a new cosmic phenomenon that could affect Earth. It is neither the comet 3I/ATLAS, nor the already famous ...
When most people imagine Earth's asteroid belt, they picture a dense ring of orbiting rocks, locked in place between Mars and Jupiter. Yet, the truth is far more captivating—and urgent. According to a ...
Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...
A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...
Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...
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