Planets' temperatures are largely influenced by their structural characteristics and proximity to the Sun, however, Venus ...

Pluto was once called the ninth planet, but in 2006, scientists changed its status to a dwarf planet. A planet must clear its orbit of other objects, but Pluto shares its space with many small icy ...

Scientists have just discovered four small, rocky exoplanets orbiting Barnard’s Star, the nearest single star to our solar system after the Alpha Centauri system, NASA announced. Located only six ...

Like the planets in our solar system orbit the sun ... important in eliminating some other exotic solutions, like a brown dwarf orbiting the star and tugging on the hot Jupiter.

The Kuiper Belt is a region in space beyond the orbit of Neptune that's home to Pluto and most of the known dwarf planets, as well as some comets that are thought to be relics of the solar system ...