Astronomers estimate that the solar system is more than 4 5 billion years old.
Nine planet solar system pictures.
The sun is the largest object in the solar system.
Each and every planet and one dwarf planet in our solar system represented with the single best image ever taken of it.
That all changed in the late 1990s when astronomers started arguing about whether pluto.
It is named after the fleet footed messenger of the gods.
Its surface is gray to orange in color and it is covered with craters.
In fact it is the closest planet to the sun.
Take an interactive tour of the solar system or browse the site to find fascinating information facts and data about our planets the solar system and beyond.
The most incredible pictures of every planet in our solar system.
Planet nine is a hypothetical planet in the outer region of the solar system.
Here is a rundown on the 9 planets of the solar system.
Earth the only planet in our solar system with liquid water on the surface.
The distance is about 57 910 000km.
Its gravitational effects could explain the unusual clustering of orbits for a group of extreme trans neptunian objects etnos bodies beyond neptune that orbit the sun at distances averaging more than 250 times that of the earth.
Venus venus thick atmosphere makes it the hottest planet in our solar system.
Another gas giant uranus is the seventh planet from our sun and the third largest planet in our solar system.
It is the closest planet to the sun so it orbits the sun very quickly just in 88 days.
Mercury has virtually no atmosphere to cause scattering of light.
Ever since the discovery of pluto in 1930 kids grew up learning that the solar system has nine planets.
The nine planets has been online since 1994 and was one of the first multimedia websites that appeared on the world wide web.
It is a small planet just 4850 kilometers 3000 miles in diameter.
Take an interactive tour of the solar system or browse the site to find fascinating information facts and data about our planets the solar system and beyond.
The planet contains roughly 14 5 times the mass of the earth but it has a low density.
Planet facts interesting planet facts mercury the smallest and fastest planet it zips around the sun in only 88 earth days.
In fact it accounts for 99 of the solar systems mass.
Mars mars was a wet and warm planet billions of years ago.
Here are a list of the 9 planets in their order in the solar system.
Mercury is one of the smallest planets in the solar system.