Astronomers have made an unexpected and groundbreaking discovery in our solar system—a ring system forming around Chiron, a ...

The Methuselah Star, also known asHD 140283, has long been a subject of fascination among astronomers. Its age, initially ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

The James Webb Telescope measured a potential moon-forming disk encircling an exoplanet, NASA recently announced, inviting researchers to observe and study moon formation as it happens, while ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

While Saturn 's magnificent rings, spanning 175,000 miles (280,000 kilometres), are a familiar celestial marvel, scientists have now reported a groundbreaking discovery: the first observation of a ...

The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the Universe), states ...

A tiny meteorite is rewriting what scientists thought they knew about the origins of our solar system. New evidence found in shavings from a meteorite known as Northwest Africa 12264 — a 50-gram (1.8 ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

A team of astronomers has attempted to track the path of interstellar object 3I/ATLAS back into the past, tracing its path ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's alien life closer to home — within the bounds of our solar system? The ...