Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

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

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 celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

Explore ten scientifically grounded facts about our solar system, from unique planetary features to surprising interplanetary ...

Explore ten lesser-known facts about the solar system backed by scientific research, from planetary oddities to extreme ...

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

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

The star is surrounded by a protoplanetary disk, and this disk is the first evidence of debris condensing into what will ...

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

For the first time, astronomers have witnessed the initial stages of a solar system's formation around a distant star, HOPS-315.