The Nine Planets is an encyclopedic overview with facts and information about mythology and current scientific knowledge of the planets, moons, and other objects in our solar system and beyond. The 9 Planets in Our Solar System

The solar system consists of the Sun; the eight official planets, at least three “dwarf planets”, more than 130 satellites of the planets, a large number of small bodies (the comets and asteroids), and the interplanetary medium.

2020年3月17日 · The presence of methane causes its bluish hue. It also has a ring system though it is very faint. It is the coldest planet of the Solar System with temperatures at around -224 degrees Celsius. Uranus is the only planet that rotates on its side. Like Venus, it also rotates in the opposite direction. This planet has a long orbital duration, 84 years.

2019年10月8日 · The distance among each of the eight planets in our Solar System will alter depending on where each planet is in its orbit revolution around the Sun. Depending on the time of year the distance can also differ significantly. The main reason for the planets to vary their distance is due to elliptical orbits.

2020年9月29日 · When it comes to the biggest moon in our Solar System, that would be Ganymede, Jupiter’s largest moon. It is also the ninth-largest object in our Solar System, having a radius of 2.634 km / 1.636 mi. Everything in the Universe moves, and this also applies to our Solar System, which has an average velocity of 720,000 km / 450,000 mi per hour.

Solar System Scope is an incredibly accurate solar system tour, allowing you to explore the solar system, the night sky and outer space in real-time. All of the objects on the tour are accurately positioned based on where they are right this very second, and the tour contains interesting facts and information about the many objects in space.

2019年11月14日 · Most would say the coldest planet in our solar system is the frosty Neptune. This is because it is the eighth planet in our solar system and therefore the furthest away from the Sun. The Sun is our primary heat source so it would make sense that the planet with the greatest distance from it would be the coldest.

2019年9月25日 · The number of bodies in the solar system increased dramatically in the 19th century with the discovery of the asteroids (464 of which were known at by 1899) but only 9 more “major” bodies were discovered. The number of major bodies rose …

2019年9月25日 · The biggest moons in the solar system are usually regular moons, making Triton a bit special. Tritons size is even bigger than Pluto’s a dwarf planet. It is strongly believed that Triton is actually a captured dwarf planet. It comprises 99.5% the mass found in Neptune’s orbit. It is the seventh largest moon in the solar system.

2019年10月8日 · There are 181 known moons in our Solar System which are orbiting planets and dwarf planets. Despite there being so many moons not every planet or dwarf planet has a moon. A table of planets and dwarf planets with the number of …