The solar system is composed of the sun, eight major planets, five dwarf planets, over a hundred moons, and countless comets ...

Earth’s moon is visible most nights and is one of the few astronomical objects we can comfortably see without a telescope. But our solar system is full of more interesting moons and many ...

Scientists got a never-before-seen look at an area around a large exoplanet 625 light-years away where moons could potentially form.

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and ...