Analysis by researchers at the University of Bern suggests that water and other volatile compounds arrived on Earth from ...

China's rare-earth monopoly enabled economic warfare through April export restrictions, but American iron nitride magnet ...

Late-stage planetary collisions reshaped Earth and its neighboring planets, delivering water, altering their atmospheres, and ...

TRAPPIST-1, a planetary system 40 light years from Earth, could host a planet with an atmosphere and liquid water, but astronomers can’t be certain just yet.

New research shows ancient zircon crystals preserve chemical clues, linking Earth’s geological changes to galactic spiral ...

NASA has officially confirmed the finding of its 6000th alien planet, furthering its quest to understand our galaxy and ...

Astronomy enthusiasts will have a chance to enjoy a glimpse of the sky tonight, Sunday through Monday. Saturn, the ringed ...

Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

We know the temperature of Earth's inner core is very roughly about 5,000 Kelvin (K) (4,727°C). It was once liquid, but has ...

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

A small, carefully scaled geoengineering program could compensate for the loss of cooling as we eliminate sulfur pollution.