Astronomers have discovered the earliest seeds of planets forming around HOPS-315, a baby star located 1,300 light-years away ...

The newly discovered world — a "sednoid" — challenges what planetary scientists thought they knew about the edge of the solar ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one ...

Until now, astronomers have detected fully formed, massive, newborn planets or observed younger protoplanetary discs, but ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our ...

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for ...

The solar system consists of eight planets, several dwarf planets, hundreds of moons, and billions of asteroids, comets and ...

Astronomers have discovered an object at the edge of the solar system that is locked in a strange rhythmic dance with the ice ...

For Harold Kozak, one of life’s greatest pleasures is the opportunity to educate the public about the stars and the vast ...

The Sun, an ever-burning ball of gas at the center of our solar system, has always fascinated people. But now, scientists are seeing it like never before. Thanks to the most powerful solar telescope ...

The Solar System, home to Earth and countless other fascinating planets and moons, exists within the Milky Way galaxy. But ...