NASA has been monitoring a never-before-seen planet in its solar system, which is eight times the size of Earth. The ...

Learn about the new perspective on Earth's reduction of moderately volatile elements, a discovery made possible by meteorites ...

Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia.

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Earth received water toward the final stages of its formation. This reshapes understanding of the conditions needed for life.

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a ...

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an impact thousands of years ago.

The organic ingredients to life, hints to where Earth’s water came from, and the fundamental building blocks of our planet ...

YR4, which was recently spotted in the cosmos with a non-zero chance of hitting Earth in the coming years, may have caused ...

A recently released animation shows a new look at a large asteroid that has a small, but significant chance of impacting planet Earth in 7 years. The animation, provided by the NASA-funded ...

A recently discovered, sizable asteroid may come within striking distance of Earth in less than eight years. But although the ...