NGC 4755 | Article about NGC 4755 by The Free Dictionary
Jewel Box (redirected from NGC 4755)
Also found in: Dictionary
Jewel Box (NGC 4755) A brilliant open cluster in the southern constellation Crux that contains over 100 stars of various colors, the brightest being the 6th-magnitude blue supergiant Kappa (κ) Crucis. It appears to be a young cluster of an estimated age of 10 million years, and is about 2400 parsecs away.
References in periodicals archive
Open clusters such as NGC 4755
typically contain anything from a few to thousands of stars that are loosely bound together by gravity.
I'll finish this month's column with what is easily the Southern Hemisphere's most famous open cluster: NGC 4755
, better known as the Jewel Box.
The most noticeable one is the Jewel Box, NGC 4755
, an open star cluster that easily ranks as one of the finest in the sky.
Also known as NGC 4755
and Caldwell 94, the cluster is about 7,000 light-years distant and is easily found a degree southeast of the brilliant 1st-magnitude star Beta ([beta]) Crucis, where it is visible to the naked eye as a hazy knot surrounding 5.
lies between the Coalsack and [beta] Centauri.