A comet tearing through the inner solar system at roughly 58 kilometers per second formed between 10 and 12 billion years ago ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The solar system suddenly has a new member. A new object ...

A tiny meteorite is rewriting what scientists thought they knew about the origins of our solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

The interplanetary comet 3I/ATLAS is remarkably rich in a specific type of water that contains deuterium, meaning it came ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

Long before 3I/ATLAS slipped through the inner solar system, its water had already recorded the kind of place it came from.

The celestial body’s status as the solar system's ninth planet was withdrawn in 2006. Now some experts say we might want to ...

Protect your solar investment with a solar panel warranty. It makes sure your system runs efficiently and is protected against potential damage. Energy bills are constantly on the rise, which is why ...

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Astronomers have found a distant celestial body — ...

About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong gravitational pull took shape, kick-starting the birth of the sun. But ...