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Spectroscopic Binary Stars

Thuban

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thuban star,alpha draconis

Thuban, Alpha Draconis (α Dra), is a spectroscopic binary star system located in the constellation Draco. Even though it has the designation Alpha, it is… Read More »Thuban

Sheratan

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sheratan star,beta arietis

Sheratan, Beta Arietis (β Ari), is a spectroscopic binary star located in the constellation Aries. It lies at a distance of 59.6 light years from… Read More »Sheratan

Mimosa

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mimosa star,beta crucis,becrux

Mimosa, Beta Crucis (β Cru), is a multiple star system located in the constellation Crux.  With an apparent magnitude of 1.25, it is the second… Read More »Mimosa

Acrux

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acrux star,alpha crucis

Acrux, Alpha Crucis (α Cru), is a multiple star system located in the constellation Crux. It is the brightest of the stars that form the… Read More »Acrux

Castor

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castor star,alpha geminorum

Castor, Alpha Geminorum (α Gem), is a sextuple star system located in the constellation Gemini. It is composed of three binary pairs designated Castor A,… Read More »Castor