How far is neptune from the sun?

1 astronomical unit, or AU, is the average distance from the Earth to the Sun; that's about 150 million km. So, Neptune's average distance from the Sun is 30.1 AU. Its perihelion is 29.8 AU, and it's aphelion is 30.4 AU. We have written many articles about Neptune for Universe Today. read more

When Neptune and Earth line up on the same side of the sun, at their closest, they are only 2.7 billion miles (4.3 billon kilometers) apart. But when the planets are on opposite sides of the sun, they can put as many as 2.9 billion miles (4.7 billion km) between them. read more

So, Neptune’s average distance from the Sun is 30.1 AU. Its perihelion is 29.8 AU, and it’s aphelion is 30.4 AU. We have written many articles about Neptune for Universe Today. Here’s an article about Neptune’s moons, and here’s an article about how Neptune’s southern pole is the warmest place on the planet. read more

Neptune has an oval shaped or elliptical orbit, meaning that the distance it is from the Sun varies depending on what point it is at in its trip around the Sun. It can be as far away from the Sun as 2,800,000,000 miles and as close as 2,770,000,000. read more