Comets that have hit Earth have been a mixed bag. Early in Earth's history, during the solar system's chaotic beginning, they were likely the source of our planet's water, ultimately making up ...

So, is a comet actually going to hit Earth in 2032? If so, what will happen to humanity? At the time of publication, there is a 2.3 percent chance of an asteroid — called 2024 YR4 — hitting ...

Near-Earth Objects (NEOs) are asteroids or comets nudged into our neighborhood of space by the gravitational attraction of nearby planets. They are chunks of rock, metal or ice left over from the ...

is that one will go undiscovered in the sky until it's too late and then hit the Earth. While the actual risk is incredibly small, Hemmelgarn said, the impact of even a small comet could be ...

The way comets behave in space may seem random, but new research suggests there’s more order behind the chaos than once ...

Million of years in the past, a comet or an asteroid might have slammed into the Earth at an important time ... sediment was deposited — a space rock hit the planet,” Morgan Schaller, the ...

Surprisingly, a number of comets are currently in our night sky. Most just look like a fuzzy dot. This one is different; it already has a tail. In early 2023, a new comet was discovered.

Nearly invisible “dark comets” may have been responsible ... close to Earth without us realizing it—potentially even hitting Earth before we have a chance to do anything to stop it.