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

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

Scientists observed the earliest signs of a new solar system forming around HOPS-315, revealing how planets emerge from dust ...

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

In the dark, icy outskirts of our solar system—far beyond Neptune's orbit—astronomers have discovered a cosmic oddball that ...

A tiny object far beyond Pluto, newly discovered by the Subaru Telescope, could reshape our understanding of the early Solar System. Named 2023 KQ14, this rare “sednoid” follows an unusual orbit that ...

Large sphere model of the solar system in the American Museum of Natural History’s Hayden Planetarium. Denis Finnin/American Museum Of Natural History.

The mysterious Oort cloud is the source of many of our solar system's comets, but astronomers still have no idea what it looks like. Now, new simulations may have given them a first glimpse.