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Astronomy and Space

Alpha Ophiuchi

Alpha Ophiuchi
Alpha Ophiuchi

Alpha Ophiuchi (α Ophiuchi, abbreviated Alpha Oph, α Oph), also named Rasalhague , is a binary star and the brightest star in the constellation of Ophiuchus. Five degrees west-north-west of Rasalhague lies Rasalgethi, one of the brightest stars in the nearby constellation Hercules.

Also on this shelf

Caltech Submillimeter Observatory.

Astronomical object.

See also

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Text from Wikipedia; plate via Wikimedia Commons. Text CC BY-SA 4.0; plate freely licensed (see Commons). Source record. Images and catalogue data are reproduced from open-access collections.

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