The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

turning this into a planetary parade of all seven planets in our solar system other than Earth. It will be difficult to see them all since Saturn, Mercury and Neptune will be quite close to the ...