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 ...

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

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 ...

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

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

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

ESA's Gaia mission has determined he orbits of 154,741 asteroids in our solar system. Credit: ESA/Gaia/DPAC Suspect ...

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

Astronomers first identified these minerals using the now-three-year-old James Webb Space Telescope. To see where exactly the ...