Surprise, it's twins.

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression shows the "inside out" planetary system around the star LHS 1903. - ESA An exoplanetary system about 116 ...

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 ...

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 — ...

JAXA samples reveal that asteroid Ryugu has a complete set of nucleobases, the building blocks of DNA.

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many more are waiting to be discovered?

What can a newly discovered interstellar comet teach scientists about solar system formation and evolution? This is what a recent study presented at the National Astronomy Meeting 2025 hopes to ...

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

Planetary scientists led by Paolo Sossi have determined that Earth assembled almost entirely from material originating in the ...

The standard story of the origin of our solar system has gone like this: 4.6 billion years ago, a giant cloud of dust hung frozen in space. Then the explosion of a nearby star caused part of that dust ...