Jupiter is the fastest spinning planet in our Solar System, completing a rotation in less than 10 hours. This rapid spin ...

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 - ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

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

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

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

Interstellar comet 3I/ATLAS is drawing global attention for its mysterious path through our solar system, offering rare insights into objects originating beyond the Sun’s gravitational reach.

About 4.6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity. The Sun, planets, and eventually Earth formed out of the cloud. But when did ...

Researchers rarely get a glimpse of an interstellar object up close like 3I-ATLAS, so they have jumped on the opportunity to learn about its composition, which can reveal how planet systems are made.

What: Comet 3I/ATLAS reached perihelion on October 30, 2025. This special SETI Live explored what scientists have learned ...

The interstellar comet 3I/ATLAS has been found to contain water, marking a significant discovery in understanding cometary ...