jan 28, 1951 - Eris
Description:
1) 1 moon2) Dwarf Planet
3) 8 hours
4) 558 years
5) 27.7 degrees Celsius
6) 1- second largest planet from pluto
2- at one point was taken into consideration as a tenth planet.
AU=68
Added to timeline:
Date:
jan 28, 1951
Now
~ 74 years ago