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Castor is the alpha star and is made up of two blue-white spectroscopic double-stars and a red dwarf double, so Castor is actually a total of six stars, two of which can be seen by small telescopes.

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14y ago

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What is the beta star of the constellation Gemini the twins?

The beta star of Gemini is Pollux. The two bright stars of Gemini are Castor and Pollux. Although Pollux is the brightest star in Gemini, Castor was named alpha-Gemini (despite being second brightest), therefore, Pollux is beta-Gemini. Pollux is the one more southerly and easterly.


What is the brightest star in Gemini?

Pollux, the head of the more easterly of the two twins (who is also named Pollux). Interestingly (and somewhat confusingly for people who think the designations run in order of brightness), Pollux is actually Beta Geminorum, not Alpha Geminorum (aka Castor).


How did the star castor get its name?

Castor is one of the twin sons of Zeus and Leda along with Pollux the twins of the constellation Gemini.


What type of star is Gemini?

Gemini is a constellation, not a single star. The constellation contains 80 stars which appear in the Bayer/Flamsteed catalogues.


What is the meaning of Sirius the brightest star of Gemini?

Sirius is the brightest star in the constellation Canis Major. The brightest star in the constellation Gemini is Pollux with a magnitude of 1.2.


Brightest star in a constellation?

The brightest star in a constellation is known as the alpha star. It is typically designated as the first letter of the Greek alphabet followed by the genitive form of the constellation name. For example, Alpha Centauri is the brightest star in the Centaurus constellation.


What is the alpha star for the constellation Cetus?

Menkar (Alpha Ceti) is the alpha star in Cetus.


What is a special feature found in the constellation Gemini?

Pollux is the brightest star in Gemini


What does Gemini look like?

The constellation Gemini looks like two lines of stars in the winter sky. At the top of each line is a bright star - Castor and Pollux - representing the heads of the celestial twins. The constellation is located in between Taurus and Cancer. Gemini can be see all winter long.


What is pollux?

I agree with your correspondent 'Wiki User'', However, from Classical Greece, Pollux was one of a pair of twins. The other twin was 'Castor'. You will find both stars , Castor & Pollux, in the constellation of Gemini, the heavenly twins.


Where is the star Castor?

Castor is the second brightest star in the constellation Gemini.


Does Gemini have a star?

Yes, otherwise it wouldn't be a constellation