39. Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. The orbital speeds of the planets are determined to be 43.3 km/s and 58.6 km/s. The slower planet's orbital period is 7.60 years. (a) What is the mass of the star? (b) What is the orbital period of the faster planet, in years?

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Chapter34: Frontiers Of Physics
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Problem 9PE: Assuming a circular orbit for the Sun about the center of the Milky Way galaxy, calculate its...
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39. Two newly discovered planets follow circular orbits around a
star in a distant part of the galaxy. The orbital speeds of the planets are
determined to be 43.3 km/s and 58.6 km/s. The slower planet's orbital
period is 7.60 years. (a) What is the mass of the star? (b) What is the
orbital period of the faster planet, in years?
Transcribed Image Text:39. Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. The orbital speeds of the planets are determined to be 43.3 km/s and 58.6 km/s. The slower planet's orbital period is 7.60 years. (a) What is the mass of the star? (b) What is the orbital period of the faster planet, in years?
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