Since the discovery of Pluto in 1930, many have speculated that the dwarf planet might not be alone. The region in the Solar System which is now called the Kuiper belt had been hypothesized variedly for decades but it was only in 1992 that direct evidence of its existence was found for the first time.
A Jovian planet is a gas giant, the term is derived from Jupiter which describes the three other gas giants in the Solar System as Jupiter-like. Though the name may imply it, a gas giant is not composed only of gas. It may have a metallic or rocky core, which is believed to actually be
The planets of our solar system revolve around the sun, tracing imaginary lines are called orbits. These orbits are not perfectly round but are ellipses. Geometrically, the sun is not at the “center” of the system, but one of the foci of the ellipse. The elliptical plane that contains these orbits is the ecliptic plane.
