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

A recently released animation shows a new look at a large asteroid that has a small, but significant, chance of impacting planet Earth in seven years.

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

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

The finding, reported in the science journal Geochimica et Cosmochimica Acta, is significant because the data reported by the ...

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.

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.

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

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

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

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