Talk:High School Earth Science/Introduction to the Solar System

What is it called when when the planets do not orbit the sun in perfect circle?
 * Hi. This is not a Q&A forum for the answers to your homework. I'd suggest reading Elliptic orbit to find your answers.--ЗAНИA [[Image:Flag_of_Estonia.svg|15px]]talk 22:54, 29 April 2014 (UTC)