CAMBRIDGE, Mass.–Astronomers led by an MIT professor have revised the scale used to assess the threat of asteroids and comets colliding with Earth to better communicate those risks with the public.

Apophis was once given a 1-in-37 chance of hitting Earth, making it the highest-rated asteroid threat ever recorded on the ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images (mikdam via Getty Images) NASA raised eyebrows earlier this month when it announced that astronomers were tracking a ...

Asteroid 2026 SA8 flyby today: a 7-meter near-Earth asteroid passes within 0.99 lunar distances of Earth, providing a live stress test of the planetary defense network. New research confirms the ...

An asteroid that will fly near Earth in 2032 is now expected to pass safely by the planet, with the probability of impact just 0.004%, NASA said on Monday. That is a significant downgrade in risk from ...

One of the hardest things to calculate for an asteroid is its mass—but it is such a critical feature. It determines how much of an impact it would have if it hits something, or how many resources are ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

TEMPLE, Texas — Good news for all earthlings, our home planet is likely in the clear after an asteroid was recently identified as a possible threat of hitting Earth. Asteroid 2024 YR4 is estimated to ...

An asteroid capable of flattening a mid-sized city could potentially collide with Earth eight years from now, as its orbit around the sun briefly intersects the path of our planet. Named 2024 YR4, the ...

Lawrence Livermore National Laboratory (LLNL) researchers are developing three-dimensional simulations to examine how a ...