an approximately spherical cluster of densely packed stars, located within a spherical halo around the Milky Way galaxy 例句 释义: 全部,球状星团,里球状星团,球状星团中心 更多例句筛选 1. One of the important surprises is that the size of a recently formed globular cluster appears to be unrelated...
globular cluster 读音:美英 globular cluster基本解释 球状星团;里球状星团;星团 分词解释 globular球状的 cluster丛
New Globular Cluster Discoveredkthx
M55 is a globular cluster located in eastern Sagittarius close to the Capricornus and Microscopium constellation boundaries. At magnitude +6.7, it's beyond naked eye visibility but bright enough to be seen with binoculars. However, since there aren't any particular bright stars close by, it can...
deb http://releases.galeracluster.com/galera-3/DIST RELEASE main 1. 2. 3. 注意:<>内字段需要自行替换与系统相应的版本。详解如下: VERSION:mysql-wsrep 版本号。如: 5.7 DIST:通常为ubuntu RELEASE:Ubuntu 发行版本。如: Ubuntu12.04 选择 precise ;Ubuntu 14.04 选择 trusty ; Ubuntu16.04 选择:xenial ...
M13 -- the "Great Globular Cluster" in Hercules Shown below are two images of the globular cluster in Hercules, M13, one of the best known globular clusters because its position places it high in northern skies during late spring and summer evenings. Approximately 25,000 light years from our...
cluster noun[C] uk /ˈklʌs.tər/ us /ˈklʌs.tɚ/ a group of similar things that are close together, sometimes ... See more atcluster (Definition ofglobularandclusterfrom theCambridge English Dictionary© Cambridge University Press) ...
globular cluster n. A roughly spherical, densely packed group of thousands to hundreds of thousands of stars that are gravitationally bound to one another and orbit a galaxy. Most known galaxies are orbited by numerous globular clusters. American Heritage® Dictionary of the English Language, ...
Globular clusters are a unique system of stars in the universe. With the exception of the Ultra Compact Dwarfs (Chap. 1), no other stellar grouping contains so many stars compacted into such a small volume. A typical cluster will contain over 100,000 sta
What is the difference between a globular cluster and an open cluster? Through a telescope, a globular cluster appears as a round ball of light. Its center is tightly packed and made of an indistinguishable myriad of stars.Open clustersare much more irregular in shape, less densely packed, an...