For circumbinary exomoons, our research shows that it would be best to search in systems that have a wide binary separation, as stable moons were able to orbit at up to 10% of their planet's hill ...

So which planets in our solar system have rings? All four giant planets — Jupiter, Saturn, ... Jupiter's multiple large moons (namely, the Galilean satellites: Io, Europa, ...

Smaller rocky planets are more likely to have a large moon in their sky. (Image credit: University of Rochester photo illustration by Michael Osadciw featuring Unsplash photography from Brad ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Left to right: Saturn, Uranus, and Jupiter show off their rings for various NASA spacecraft ...

Why do some planets have moons and some don’t? – Siddharth, age 6, Texas On Earth, you can look up at night and see the Moon shining bright from hundreds of thousands of miles away. But if you ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. Why do some planets have moons and some ...

Very massive stars (VMSs) have had a massive impact on the formation of our universe. However, there aren't very many of them ...

Indeed, other planets, dwarf planets and moons in our solar system do have seasonal cycles — and they can look wildly different from the ones we experience on Earth, experts told Live Science.

But because moons are so tiny and dim compared to planets and stars, there has never been a confirmed discovery of an exomoon. Now, though, scientists have uncovered evidence of an exomoon, and it ...

A new study implies that in the past, moons in our solar system may have had rings just like planets do — deepening the mystery of why no ringed moons exist today.