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

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

Although it's smaller than a planet, Chiron could be a natural laboratory for learning about how ring systems form, change, ...

What's special about Chiron's rings is that they're still forming; this marks the first time astronomers have ever seen a ...

Chiron is a centaur approximately 200 km in diameter and takes about 50 years to complete a full orbit around the Sun.

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

What: Astronomers using JWST and ALMA have captured the earliest known stage of planet formation around the protostar HOPS-315 in the Orion Molecular Cloud. Guest: Dr ...

A region of active star formation in the constellation Ophiuchus is giving astronomers new insights into the conditions in which our own solar system was born. In particular, a new study of the ...

Astronomers have discovered that our solar system traveled through a dense, star-forming region near Orion about 14 million ...

Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to form in ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.

Visual: In this diagram, J, S, U, and N are the solar system’s giant planets. What’s the collective name for the objects in ...