Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

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

The James Webb Space Telescope spotted signs of solid minerals. These are known as silicon monoxide, beginning to cool and ...

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

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

The future of our solar system has long captivated both scientists and stargazers alike. As highlighted in a recent Live ...

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

The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...

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

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