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I am having a hard time understanding Astronomy, please help!! A newly discovere

ID: 1316718 • Letter: I

Question

I am having a hard time understanding Astronomy, please help!!

A newly discovered planet orbits a distant star with the same mass as the Sun at an average distance of 123 million kilometers. Its orbital eccentricity is 0.1. using this data and the fact that e= c/a, perihelion distance = a(1-e), aphelion distance = a(1+e) and P2=a3

Part A:
Find the planets orbiting period in Months

Part B:

Find the planet's nearest orbital distance from its star. Express your answer using two significant figures___________a.u

Part C:

Find the planet's farthest orbital distance from its star. Express your answer using two significant figures.___________ a.u

Explanation / Answer

150 million km = 1 astronomical unit (AU) so the planet's orbital distance (a) is 123/150 AU. If the period is T years, then T