The Jewel Box, more formally known as NGC 4755 or the Kappa Crucis Cluster, is bright enough to be seen with the unaided eye nestled deep in the southern skies near the Southern Cross.
The Jewel Box cluster, one of the best southern sky open clusters to observe with a small telescope. It is located near the star κ Crucis in Crux.
The Jewel Box cluster in Crux, NGC 4755. (Courtesy of the Anglo-Australian Observatory/Royal Observatory Edinburgh)
(49K GIF)
The stars that excite the Trifid Nebula. (Courtesy of the Anglo-Australian Observatory/Royal Observatory Edinburgh) ...
Venus, the jewel of the sky, was once know by ancient astronomers as the morning star and evening star. Early astronomers once thought Venus to be two separate bodies.
Polaris (the jewel in a small semicircle of faint telescopic stars called the "Engagement Ring") is centered in a six-degree-wide field of view that shows a variety of other "polar stars.
Known as the Jewel Box Cluster, NGC4755, is a beautiful open cluster of red, blue, yellow and white supergiants.
The Jewel Box - NGC 4755 (also known as Kappa Crucis) is an open cluster of about 100 stars in the Southern Cross (a constellation in the Southern Hemisphere).
To locate The Jewel Box, find beta Crucis and drop down to the southeast one and a half degrees.
The Coal Sack is a large dark nebula only 550 light years away, just to the south of the Jewel Box, visible to the naked eye.
Conversely, the jewellery industry in the early 20th century launched a campaign to popularize wedding rings for men - which caught on - as well as engagement ring
Engagement ring ...
18 The Jewel Box cluster is a relatively young open cluster in the southern sky. Many bright stars appear in this image, but the cluster contains many more low-mass, less luminous stars.
AAT 25. NGC 4755, the Jewel Box open cluster in Crux
AAT 83. NGC 5189, weird planetary nebula in Musca ...
NGC 4755, also known as the Kappa Crucis star cluster or the Jewel Box, is an open cluster that consists of more than a hundred stars. About half of them are supergiants, red, blue, yellow and white.
Herschel called NGC 4755 "the jewel box" and described it as "a casket of variously coloured precious stones". Kappa Crucis is a large and luminous aging supergiant orange star easily distinguishable against its sapphire colored companions.
Gemma, Alphekka, Alphecca, Gnosia, Ashtaroth, The Jewel, Gnosia Stella Coronae, 5 CrB, HR 5793, BD +27°2512, HD 139006, GCTP 3519.00, SAO 83893, FK5 578, HIP 76267.
Database references
SIMBAD
data ...
Silverdaze (UK) Ltd
The Jewellery Franchise Company
A. Mason
Property maintenance company based in Surrey ...
Alphecca; Alphacca; Gemma; Gnosia; The Jewel; Gnosia Stella Coronae; Ashtaroth.
Alpha Coronae Borealis
HR 5793
HD 139006 ...
Pam Eastlick has contributed a great description of Centaurus, the Jewel of the Southern Sky as seen from Guam.
Other names for this star are Alphekka, Alphacca, Gemma, Gnosia, The Jewel, Gnosia Stella Coronae, or Ashtaroth.
cloisonné: a term sometimes used to describe the technique of making metal dials by deeply etching the lines and numerals and then filling them with coloured material. It derives from the jewellery method of separating enamels into shallow ...
The second-brightest star is Becrux or Mimosa (Beta Cru); the third-brightest is Gacrux (Gamma Cru). The Jewel Box (also known as Kappa Crucis) is an open cluster of about 100 stars in the Southern Cross.
22 Alphecca [Alphacca, Alphekka] or Gemma or Gnosia [Gnosia Stella Coronae] or Asteroth [Ashtaroth] :*: an-na'ir al-fakkah The bright one of the broken (ring of stars):*: gemma The jewel:*: gnÅsia stella corÅnæ Star of Ariadne's ...
 See also: Light, Star, Sun, Constellation, Field
  
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