Luminosity of a Pollux Star the amount of energy per second pollux is giving off compare with that of the other four stars observed. (hip 87937, hip 108870, tau cet, and regulus. )
The brightest star in the Gemini constellation is Pollux. It is known by the Bayer designation Beta Geminorum, which can also be shortened to Beta Gem or Gem.
The closest massive star to the Sun is this orange-hued, evolved giant star, which is 34 light-years away. This star's spectrum has been one of the reliable reference points for other stars' classification since 1943.
Its orbiting by an extrasolar planet, dubbed Pollux b or Geminorum b, which was eventually given the name Thestias, was established in 2006.
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