jan 28, 1339 - Eris
Description:
1.Eris has 1 moon.2.Eris is classified as a Dwarf Planet.
3. A day on Eris is 25.9 hours.
4.A year on Eris is 561.4 Earth years.
5.Eris' surface temperature is -243* Celsius
6.Eris is only slightly larger than Pluto and had the original name Xena.
Added to timeline:
Date:
jan 28, 1339
Now
~ 686 years ago