Pollux (star) - Planetary System

Planetary System

The detection of a suspected extrasolar planet Pollux b was announced on June 16, 2006. Pollux b is calculated to have a mass at least 2.3 times that of Jupiter. It is orbiting Pollux with a period of about 590 days.

The Pollux system
Companion
Mass Semimajor axis
Orbital period
Eccentricity Radius
b >2.30 ± 0.45 MJ 1.64 ± 0.27 589.64 ± 0.81 0.02 ± 0.03

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