Astrophysicists have been grappling with the question of how water arrived on our young planet for decades. One of the ...

Here's a fun little nugget of existential dread for you: an asteroid charmingly named 2024 YR4 might smack into Earth on December 22, 2032. Just when we'd be winding down the holiday chaos, the ...

On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

The threat from space rock 2024 YR4 has surpassed that of Apophis, an asteroid feared by scientists 20 years ago. The danger ...

YR4 has a small chance of hitting Earth in 2032, but as astronomers make more observations about its trajectory, the odds of ...

The chances of an asteroid striking Earth within the next decade has more than doubled in a matter of weeks, according to ...

YR4's odds jumped to a 1-in-32 chance of impact, though that number will likely fall as the asteroid continues to be monitored.

NASA has been busy observing an asteroid, dubbed Asteroid 2024 YR4, which it fears could be on a path to hit Earth in 2032.

An asteroid that could level a city now has a 3.1-percent chance of striking Earth in 2032, according to NASA data released ...

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The gas giant WASP 121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest ...