Asked Feb 5, 2020

A newly discovered planet orbits a star with the same mass as the Sun with a semi-major axis of 329.12 million kilometers. Its orbital eccentricity is 0.6.

13. Find the planet’s orbital period.

14. Find the planet’s perihelion distance.

15. Find the planet’s aphelion distance.


Expert Answer

Step 1


According to the Kepler’s third law,

Physics homework question answer, step 1, image 1

The distance between the Sun and planet at the semi-major-axis in AU is,

Physics homework question answer, step 1, image 2

The orbital period of the planet is,

Physics homework question answer, step 1, image 3

Step 2


The perihelion distance of the planet nearest to the sun is,

Physics homework question answer, step 2, image 1


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