WebMar , Our solar system consists of our star, the Sun, and everything bound to it by gravity the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune dwarf planets such as Pluto dozens of moons and millions of . WebJun , NASAs real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.. WebThe Solar System is the gravitationally bound system of the Sun and the objects that orbit it. The largest of such objects are the eight planets, in order from the Sun four terrestrial planets named Mercury, Venus, Earth and Mars, two gas giants named Jupiter and Saturn, and two ice giants named Uranus and Neptune.. WebPlanets of our Solar System What is a Dwarf Planet? Real-Time, Interactive Solar System There are more planets than stars in our galaxy. The current count orbiting our star eight. The inner, rocky planets are Mercury, Venus, Earth, and Mars. NASAs newest rover Perseverance landed on Mars on Feb. ,