The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, ...

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

Discovered in 1930, Pluto was long considered our Solar System's ninth planet, but was unseated in 2006 after the discovery ...

Discovered in 1930, Pluto was long considered our Solar System's ninth planet, but was unseated in 2006 after the discovery ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...

The solar system is our cosmic neighborhood, made up of the sun and everything that orbits it — planets, moons, asteroids ... At the center is the sun, a yellow dwarf star that contains 99.8 ...

But do other planets have seasonal patterns, too? 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 ...

Pluto was reclassified as a dwarf planet in 2006. Our solar system may have a ninth planet after all, researchers say. The possibility that an additional planet may be hidden far into the solar ...

Our solar system has eight planets, namely, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Out of these planets, Mercury and Venus do not have any moons. Every other planet has ...