Neptune

I. INTRODUCTION Neptune the bluest methane planet is one of the major planets in our solar system. The eighth planet from the sun and fourth largest, Neptune maintains a constant distance from the sun. Neptune revolves outside the orbit of Uranus and for most of its orbit, moves inside the elliptical path of the outermost planet Pluto. Every 248 years, Pluto’s elliptical orbit brings the planet inside Neptune’s nearly circular orbit for about 20 years, …

…Scientists believe that slow escape of heat from the planet’s core circulates currents of electrically charged particles in Neptune’s deep ocean, generating a magnetic field. Neptune’s magnetic axis, the line indicating the direction of the force the planets magnetic field exerts, is aligned at an angle of 47o to Neptune’s axis of rotation. The influence of Neptune’s magnetic field extends for extends for several hundred thousand kilometer above the planet.