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

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

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

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.

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

This diagram shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system. It will make its closest approach to the Sun in October.

Scientists say they have found a mysterious 'tiny world' in our solar system. Apparently, the Subaru Telescope at the Mauna Kea Observatory in Hawaii has uncovered there's a new 380-kilometer world ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar object to pass through our solar system.

A mysterious object the size of Manhattan, originating from outside our Solar System, has been spotted by astronomers. Experts have confirmed the discovery of this rare interstellar visitor—only ...

It’s officially the third known interstellar object to pass through our solar system and poses no threat to Earth.