Space Planet Earth Solar System

Mercury venus earth mars jupiter saturn uranus neptune and then the possible.

Space planet earth solar system.

Mercury is the smallest planet in the solar system approximately 3000 miles 4850 km in diameter hardly larger than the moon. While earth is only the fifth largest planet in the solar system it is the only world in our solar system with liquid water on the surface. The name earth is at least 1 000 years old. Get the latest space exploration innovation and astronomy news.

In fact it s the second densest planet after earth. Of the objects that orbit the sun directly the largest are the eight planets with the remainder being smaller objects the dwarf planets and small solar system bodies of the objects that orbit the sun indirectly the moons two are larger than the smallest planet. It s also the closest planet to the sun making it dangerous to explore. Mars mars was a wet and warm planet billions of years ago.

Despite being the smallest it s extremely dense. Venus venus thick atmosphere makes it the hottest planet in our solar system. The order of the planets in the solar system starting nearest the sun and working outward is the following. The solar system is the gravitationally bound system of the sun and the objects that orbit it either directly or indirectly.

With a radius of 3 959 miles earth is the fifth largest planet in our solar system and it s the only one known for sure to have liquid water on its surface. Just slightly larger than nearby venus earth is the biggest of the four planets closest to the sun all of which are made of rock and metal. The table below shows the size of the planet how far it is from the sun and how long it takes to complete a single orbit. Planet facts interesting planet facts mercury the smallest and fastest planet it zips around the sun in only 88 earth days.