I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

The debate over the existence of extraterrestrial life touches literature, religion, and science in 17th century Europe.

Saturn is one of the most mesmerizing planets in our Solar System. Famous for its iconic rings, it is also a world of extreme ...

The dwarf planet Pluto and its five known natural satellites (Charon, Styx, Nix, Kerberos, and Hydra) may be frigid, but ...

In 40,000 years, long after its mission is over, NASA's Voyager 1 spacecraft will have a close encounter with Gliese 445. It ...

When 1I/'Oumuamua was first spotted in 2017, astronomers quickly determined that it came from outside the solar system. But ...

University of Bristol astrophysicists are helping shed new light on an Earth-sized exoplanet 40 light years away where liquid ...

Gravity not only holds us firmly to the ground but also anchors oceans, keeps the atmosphere in place, and binds planets and ...

The main driver of coal’s increase and gas’ decrease is that the U.S. benchmark price of natural gas was up substantially in ...

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

The morning sky boasts the two brightest planets. Jupiter rises soon after midnight and is well up in the south-southeast sky at the break of dawn. Meanwhile, dazzling Venus continues to put on a show ...

A University of Arizona-led team discovered a growing planet, WISPIT 2b, forming inside a disk gap around a young star. The finding confirms theories that protoplanets carve out gaps in disks of gas ...