A new research paper, published in the Science Advances journal, has postulated that rocky planets like ours may be far more ...

Our fundamental understanding of Neptune and Uranus may be completely wrong, say researchers rethinking our solar system.

Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

Before the solar system had planets, the sun had rings — bands of dust and gas similar to Saturn’s rings — that likely played a role in Earth’s formation, according to a new study. “In the solar ...

When you see art of our solar system as the planet orbit the sun, you may notice that Earth's orbit has a tilt. It is not a perfect circle. What's more, Earth is not the only planet that displays such ...

A team of researchers from the University of Zurich and the NCCR PlanetS is challenging our understanding of the solar system ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is extremely ...

LONDON — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper's authors have ...

Astronomers have repeatedly observed events near a distant star that mirror processes from the early solar system’s ...