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What's Up - Deep Sky (474 words) |
 | Alpha Herculis is also known by a proper name, Ras Algethi, which means "Head of the kneeler"; this star marks the head of Hercules, whose body is drawn with south being up. |
| Delta Herculis, also known as Sarin, is located just southeast of the "keystone" pattern of Hercules, and shines at 3rd magnitude. |
| Zeta Herculis is a very close and difficult binary star, but of particular interest as it is only 30 light years away, and the stars involved are not terribly unlike our sun. |
| hercules (constellation) - Article and Reference from OnPedia.com (357 words) |
| Mu Herculis is 27.4 light years from Earth. |
| The hero's head is traced by a quadrangle of stars: Pi Herculis, Eta Herculis, Zeta Herculis and Epsilon Herculis. |
| The Globular Cluster M13 lies on the top of the hero's head, between the stars Eta Herculis and Zeta Herculis. |
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