Analysis of an ancient meteorite suggests that rocky planets both near and distant from the sun may have formed at the same ...

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

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

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

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 meteoroids. The exact boundaries of the solar system ar ...

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

CAPE CANAVERAL, Fla. -- Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

People have long wondered what life was first like on Earth, and if there is life in our solar system beyond our planet.

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...