Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a ...

Exoplanets—worlds orbiting distant stars—were once only theory, until scientists found the first evidence beyond our solar ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

The space object, named Chiron, is believed to be a piece of rock measuring a whopping 130 miles wide at its broadest point - ...

A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

As best the origins of Earth are understood, we're all just a bunch of stardust, and new observations from the JWST lend credence to that theory.

NASA’s James Webb Space Telescope has captured the first detailed look at a carbon-rich disk surrounding the exoplanet CT Cha ...

Tests on olivine hint that water-rich exoplanets could generate H2O internally, possibly explaining ocean worlds and even some of Earth’s early water.

The twin stars in TOI-2267 orbit each other closely, forming what scientists call a “compact binary”. One of its planets ...

TOI-2267 is made up of two small and cool stars. The team confirmed the presence of two exoplanets, and there is strong ...

What: Astronomers using JWST and ALMA have captured the earliest known stage of planet formation around the protostar ...

Astronomers have identified 3I/ATLAS, an ancient, ice-rich interstellar comet potentially older than our solar system.