Neptune and Saturn are two Moon-widths apart all month, while the morning sky hosts Venus and Uranus together in Taurus.

A tiny grain from asteroid Ryugu has revealed djerfisherite, a mineral that normally forms in scorching, oxygen-poor settings ...

A study published Monday in the Proceedings of the National Academy of Sciences found that increases in salinity in seawater near the surface could help explain some of the decrease in Antarctic sea ...

A new gas giant world discovered by citizen scientists using data from NASA's exoplanet-hunting spacecraft TESS is cool, ...

Yale University ecologists reveal a lizard lineage that rode out the dinosaur-killing asteroid event with unexpected ...

Professional astrologer Steph Koyfman reads your monthly horoscope—and spells out how it may shape your travels.

Scientists have traced a 60-million-year volcanic trail from Iceland to Ireland to a deep mantle plume that shaped the North ...

At the time of this writing, June 23, Jupiter was about half a degree left of the afternoon Sun and due to pass behind it ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

Researchers now appreciate that gas planets are more complex than first thought. New findings have implications for our ...