The international astronomical union iau notes five in particular.
Solar system dwarf planets list.
However consideration of the surprisingly low densities of many dwarf planet candidates suggests that the numbers may be much lower e g.
Sometimes called earth s twin because venus and earth are very similar.
Planets in the solar system.
The number of dwarf planets in the solar system is unknown.
It was discovered in 2005 and because it is close in size to pluto briefly considered the solar system s tenth planet.
There are currently 181 known moons in our solar system orbiting the various planets and dwarf planets.
Estimates have run as high as 200 in the kuiper belt and over 10 000 in the region beyond.
Pluto is of course the most well known dwarf planet because of its previous classification as the outermost planet of the solar system.
Other solar system bodies that are possibly dwarf planets include sedna and quaoar small worlds far beyond pluto s orbit and 2012 vp113 an object that is thought to have one of the most distant.
Here s a tour of the five currently recognized.
These celestial bodies are known as dwarf planets and nowadays there are five of them who recieve this name.
Mercury the planet with the second highest temperature in the solar system and the closest planet to the sun.
At most 10 among bodies known so far.
It has one natural satellite the moon.
An image taken by the hubble space telescope showing the dwarf planet eris in visible light.
Venus the warmest planet.
Eris was the troublemaker that led to pluto s reclassification.
Moons in the solar system.
The category dwarf planet was created in 2006 to make room for the many large bodies being discovered on the outer reaches of the solar system.
Dwarf planets in our solar system.
On august 24 2006 the international astronomical union created a term and defined the characteristics of a new category of celestial body different from that of the planet and the minor body.
Of the 13 planets and dwarf planets there are four which don t have any moons.
These are the planets mercury and venus and the dwarf planets ceres and makemake.