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Astronomers discover an exoplanet, a planet obriting a star other than the Sun, that has an...

Astronomers discover an exoplanet, a planet obriting a star other than the Sun, that has an orbital period of 3.31 Earth years in a circular orbit around its star, which has a measured mass of 3.33×1030 kg . Find the radius of the exoplanet's orbit.

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Answer #1

Using the Keplers third law The radius of the planet is, 2 (6.67x10-11 N. m²/kg)(3.33x1030 kg = (3.31(365.25d)(24h)(3600s))

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