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

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

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

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

The superclouds probably produce star-forming clouds of gas, since most nearby stellar nurseries are located within the giants.

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

A new solar system has been found in the Milky Way. All 6 planets are perfectly in-sync, astronomers say. November 30, 2023 / 3:17 PM EST / CBS/AP ...

Previous research suggests that small rocky bodies called protoplanets formed throughout the solar system, but those found beyond the asteroid belt between Mars and Jupiter came together a bit ...

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

The Oort Cloud, an expanse of icy bodies in the far reaches of our solar system, is shown here in a scene from "Encounters in the Milky Way," a show at New York City's Hayden Planetarium that ...