Dwarf+Planets+Matt+and+Andrew

=Dwarf Planets=

Pluto-

 * Mass- 1.31 times 10 to the 22nd power km. ( .24 % less then earth's mass)**
 * Diameter- 2,390 km. across**
 * Distance from sun- 4.44 billion km. from sun**
 * Compared to size of sun- about 997,700 km. less then the sun**
 * Period of revolution- one revolution takes 248 earth days**
 * period of rotation- 154 earth hours**
 * Average Temperature is -229 Celsius**
 * lowest temperature- -240 c. Highest temperature- -218 c.**
 * Atmosphere- Made of Gases**
 * Surface Materials- Ice and yellow spots from gas**
 * Monns- 5-charon, Hydra, p5 ,nix, p4**
 * Rings- No rings**
 * Chararictics- old planet**
 * Pluto has storms and creters**
 * Discovered- Feburary 18, 1930**
 * Name- Named after the roman god of the underworld**
 * Is the planet visible from earth- Not by the naked eye**

**Eris-**
No hills Discovery- Mick E. Brown 2003 Name Greek goddess Visible- no Facts- Biggest dwarf planet
 * Mass- .0028**
 * Diameter- 12743 km.**
 * Distance from sun- The current distance of Eris from the Sun is about 96.7 AU.**
 * Compared size to the Sun- The Sun is 108 times lager then Eris**
 * Revolution- 557 earth years**
 * Period of rotation is unknown**
 * Tempeture- -240 c.**
 * Max and Min.- -240c min. and -218 c. max**
 * Atmosphere- Its atmoshere froze**
 * Suface- ice and gas**
 * Moons- 1 Dysnomia**
 * Rings- no rings**
 * Charactoristics- It is a plutiod**

Ceres-
mass- 2.3 times 10 to the 21 Diameter- 950 km. Distance from sun- 415 million km. Compared to sun- unknown Revolution- 1679.8 days Rotation- 1679.819 Tempature- unknown max and min.- unknown surface materials- rock Atmosphere- no moon- no Rings- no characteristics- smallest dwarf planet Has craters January 1801-Guizzepi Piazzi Name- Roman goddess of harvest Visible- With a telescope Facts- Asteriod belt, smallest