The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

Scientists have announced the surprising discovery of oxygen and other heavy metals in the most distant known galaxy. The ...

Earth formed over 4.5 billion years ago from a swirling cloud of gas and dust squished together by gravity. That same cloud gave rise to our entire solar system, including our star, the sun.

"Given how rare such evidence is due to [Earth's] geological recycling processes, this is a major breakthrough in ...

Researchers are still not sure how old the moon is. However, there is now growing evidence that it is almost as old as our ...

"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University ...

The rock was discovered by the National Aeronautics and Space Administration (NASA) Perseverance rover. According to ...

In just a few days, a total lunar eclipse will be viewable from the U.S. See where and when you can catch a glimpse.

A total lunar eclipse occurs when the Earth is positioned directly between the moon and sun, blocking the sun's rays from the moon.