Out of these planets, Mercury and Venus do not have any moons. Every other planet has moons. Both Earth and Mars have confirmed moons with no provisional moons. Jupiter, Saturn, Uranus ...

So which planets in our solar system have rings? All four giant planets — Jupiter, Saturn, Uranus and Neptune — sport these ...

Scientific American spoke with the astronomer who has contributed to the discovery of two thirds of Saturn’s known moons ...

regular moons, which are typically larger and have small, circular orbits close to the equator of their host planet; and irregular moons, which can be much smaller and have larger, more elliptical ...

Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

Phobos is also getting closer to Mars and will likely collide with the planet in 50 million years. Jupiter is huge—11 times larger than Earth, to be exact—and as a result, it has many moons. With 95 ...

The study by Konstantin Batygin of Caltech and Fred Adams of the University of Michigan pulls off a rare feat in planetary ...

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.